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- ...repetitions (cycles) in a unit of [[time]]. In the [[SI]] system of units, frequency is measured in [[Hertz]] ('''Hz'''), the number of repetitions in one [[sec Frequency ( '''''f''''' ) is the reciprocal of the period ( '''''T2 KB (257 words) - 20:29, 21 July 2020
- #Redirect [[Frequency modulation]]34 bytes (3 words) - 08:57, 22 May 2008
- ...the frequencies available for use, and the schedule or events that cause a frequency shift. ...as cellular radio that shifts to find a frequency that is not busy, in a [[frequency division multiple access]] network.1 KB (197 words) - 05:49, 8 April 2024
- 169 bytes (24 words) - 13:28, 28 September 2008
- 29 bytes (2 words) - 15:30, 27 February 2010
- #REDIRECT [[ITU frequency bands]]33 bytes (4 words) - 06:50, 19 November 2011
- #REDIRECT [[ITU frequency bands]]33 bytes (4 words) - 06:50, 19 November 2011
- ...tic signal of constant frequency -- the "carrier wave" -- by changing the frequency in proportion to the instantaneous strength of the information signal to be546 bytes (86 words) - 22:47, 21 May 2008
- 35 bytes (3 words) - 19:20, 6 May 2008
- ...uencies, possibly under the control of pseudo-random, network-synchronized frequency selection software249 bytes (29 words) - 23:46, 17 July 2008
- ...radar designations used widely in civilian practice, and the [[EU-NATO-US frequency bands]] for a nomenclature that works well in fine-grained radar band discu ! Frequency range2 KB (232 words) - 10:54, 19 September 2009
- '''Radio Frequency Identification (RFID)''' systems have recently garnered interest in the fie RFID systems consist of a Radio Frequency (RF) tag reader, typically consisting of a transmitter/receiver module conn2 KB (384 words) - 19:07, 2 February 2009
- #REDIRECT [[ITU frequency bands]]33 bytes (4 words) - 06:39, 21 May 2008
- {{r|ITU frequency bands}} {{r|IEEE frequency bands}}362 bytes (44 words) - 12:21, 25 June 2012
- ...(IEEE) has defined as standard IEEE Standard 521-1984, a system of '''IEEE frequency bands''' for electromagnetic frequencies used for [[radio]] and [[radar]]. | chapter = Frequency letter bands2 KB (267 words) - 20:38, 20 November 2008
- #Redirect [[ITU frequency bands]]33 bytes (4 words) - 06:38, 21 May 2008
- #REDIRECT [[Radio Frequency Identification]]44 bytes (4 words) - 19:07, 2 February 2009
- #Redirect [[IEEE frequency bands]]34 bytes (4 words) - 06:39, 21 May 2008
- Technique for imposing information onto a electromagnetic signal of constant frequency -- the "carrier wave".145 bytes (18 words) - 13:09, 11 July 2009
- #Redirect [[IEEE frequency bands]]34 bytes (4 words) - 06:40, 21 May 2008
- A part of the radio frequency spectrum between 3 and 30 Megahertz65 bytes (10 words) - 13:23, 11 December 2010
- 220 bytes (23 words) - 05:15, 4 September 2009
- 231 bytes (26 words) - 14:02, 4 September 2009
- 402 bytes (55 words) - 17:51, 28 July 2009
- 340 bytes (44 words) - 01:51, 23 March 2014
- {{r|IEEE frequency bands}}167 bytes (19 words) - 21:11, 8 March 2011
- Auto-populated based on [[Special:WhatLinksHere/IEEE frequency bands]]. Needs checking by a human. {{r|EU-NATO-US frequency bands}}658 bytes (89 words) - 17:21, 11 January 2010
- Auto-populated based on [[Special:WhatLinksHere/ITU frequency bands]]. Needs checking by a human. {{r|EU-NATO-US frequency bands}}1 KB (187 words) - 09:11, 22 April 2024
- 145 bytes (17 words) - 16:03, 3 April 2024
Page text matches
- ...ery high frequency (VHF)]] part of the electromagnetic spectrum; it uses [[frequency agility]] and is otherwise designed to operate in an [[electronic warfare]]313 bytes (44 words) - 22:45, 11 September 2009
- ...-range early warning [[radar]], operating in the [[ITU frequency bands|VHF frequency range]]141 bytes (18 words) - 21:58, 31 October 2008
- {{r|Frequency}} {{r|ITU frequency bands}}334 bytes (41 words) - 16:03, 8 March 2010
- ...itime Distress and Safety System]] (GMDSS), a [[ITU frequency bands|medium frequency]] radio broadcast service for marine-oriented weather information223 bytes (27 words) - 09:33, 24 August 2010
- ...the frequencies available for use, and the schedule or events that cause a frequency shift. ...as cellular radio that shifts to find a frequency that is not busy, in a [[frequency division multiple access]] network.1 KB (197 words) - 05:49, 8 April 2024
- ...radar designations used widely in civilian practice, and the [[EU-NATO-US frequency bands]] for a nomenclature that works well in fine-grained radar band discu ! Frequency range2 KB (232 words) - 10:54, 19 September 2009
- {{r|Frequency modulation}} {{r|Radio-Frequency Identification}}783 bytes (98 words) - 18:55, 27 February 2014
- ...in radio communications, converts information at a low frequency to a high frequency suitable for transmission. On reception, it reverses the process. Typically ...t frequency'' from the local oscillator, and the known unmodulated carrier frequency.974 bytes (143 words) - 16:23, 30 March 2024
- {{r|ITU frequency bands}} {{r|IEEE frequency bands}}362 bytes (44 words) - 12:21, 25 June 2012
- ...vehicle-mounted medium to high power (100-400W) [[ITU Frequency Bands|High Frequency (HF)]] radio transceiver; uses [[TSEC/KY-99]] and [[TSEC/KG-84]] for secure267 bytes (37 words) - 00:03, 28 July 2010
- {{r|Frequency modulation}} {{r|Beat frequency}}291 bytes (32 words) - 08:05, 20 May 2008
- ...with a large parabolic antenna, operating in the [[ITU Frequency Bands|VHF frequency spectrum]], which was the initial tracking component of the [[Ballistic Mis294 bytes (40 words) - 00:54, 23 July 2010
- ...ncy of the carrier wave is usually associated with a [[ITU frequency bands|frequency band]]. The information may be [[voice]], [[data]], [[imagery]] or instrume ==Radio frequency aspects==1 KB (183 words) - 12:46, 30 March 2024
- Auto-populated based on [[Special:WhatLinksHere/IEEE frequency bands]]. Needs checking by a human. {{r|EU-NATO-US frequency bands}}658 bytes (89 words) - 17:21, 11 January 2010
- ...the frequency-dependent polarizability α(ω) in even powers of frequency ω.221 bytes (32 words) - 09:21, 27 July 2008
- ...is mixed with a locally generated signal and converted to an intermediate frequency in order to facilitate amplification and the rejection of unwanted signals.261 bytes (39 words) - 05:26, 4 September 2009
- ...tic signal of constant frequency -- the "carrier wave" -- by changing the frequency in proportion to the instantaneous strength of the information signal to be546 bytes (86 words) - 22:47, 21 May 2008
- {{r|Beat frequency}} {{r|Beat frequency oscillator}}280 bytes (34 words) - 08:27, 20 May 2008
- ...;) can be determined from the wave speed ( '''''c''''' ) and [[frequency]] ( '''''f''''' ): ...]]). Rounding to convenient values for [[radio]] waves, 300 divided by the frequency in megahertz (Mhz) gives the wavelength in [[meter]]s:1 KB (207 words) - 19:41, 21 July 2020
- #REDIRECT [[Frequency]]23 bytes (2 words) - 17:08, 7 April 2010
- ...tional, but they will gradually be replaced by the Advanced Extremely High Frequency (AEHF) family, which at one time was designated MILSTAR III. MILSTAR satellites were the first to use [[ITU Frequency Bands|Extremely High Frequency (EHF)]] communications. They are crosslinked in space with 10 Mbps digital741 bytes (110 words) - 10:20, 8 April 2024
- #Redirect [[Frequency modulation]]34 bytes (3 words) - 08:57, 22 May 2008
- #REDIRECT [[Radio Frequency Identification]]44 bytes (4 words) - 16:02, 3 February 2009
- #Redirect [[ITU frequency bands]]33 bytes (4 words) - 06:38, 21 May 2008
- #Redirect [[IEEE frequency bands]]34 bytes (4 words) - 06:39, 21 May 2008
- #Redirect [[IEEE frequency bands]]34 bytes (4 words) - 06:40, 21 May 2008
- #REDIRECT [[ITU frequency bands]]33 bytes (4 words) - 06:50, 19 November 2011
- #REDIRECT [[ITU frequency bands]]33 bytes (4 words) - 06:50, 19 November 2011
- #REDIRECT [[Radio Frequency Identification]]44 bytes (4 words) - 19:07, 2 February 2009
- #REDIRECT [[ITU frequency bands]]33 bytes (4 words) - 06:39, 21 May 2008
- {{r|IEEE frequency bands}} {{r|ITU frequency bands}}413 bytes (58 words) - 04:56, 14 March 2024
- Abnormal frequency and liquidity of faecal discharges.91 bytes (10 words) - 08:04, 7 September 2009
- Its operating frequency is in the [[EU-NATO-US frequency bands|NATO G Band]], between 4 and 6 GHz. The antenna is a [[passive electr462 bytes (67 words) - 17:56, 1 April 2024
- {{r|Frequency}} {{r|Frequency modulation}}463 bytes (55 words) - 07:41, 16 April 2010
- A part of the radio frequency spectrum between 3 and 30 Megahertz65 bytes (10 words) - 13:23, 11 December 2010
- ...repetitions (cycles) in a unit of [[time]]. In the [[SI]] system of units, frequency is measured in [[Hertz]] ('''Hz'''), the number of repetitions in one [[sec Frequency ( '''''f''''' ) is the reciprocal of the period ( '''''T2 KB (257 words) - 20:29, 21 July 2020
- <noinclude>{{Subpages}}</noinclude> Frequency changes of a wave due to relative motion between source and observer.115 bytes (16 words) - 07:50, 22 May 2011
- <noinclude>{{Subpages}}</noinclude>U.S. Navy family of low-frequency analysis and recording (LOFAR) passive [[sonobuoy]]s121 bytes (16 words) - 00:04, 1 February 2011
- Technique for imposing information onto a electromagnetic signal of constant frequency -- the "carrier wave".145 bytes (18 words) - 13:09, 11 July 2009
- A simple test device to detect radio frequency oscillation in an electronic circuit.121 bytes (16 words) - 18:41, 30 September 2009
- ...typically operate these radios using [[frequency modulation]] in the [[ITU frequency bands|high HF to low VHF frequencies]], typically 30-75 MHz.620 bytes (93 words) - 10:20, 8 April 2024
- ...sent [[MILSTAR]] system, or their replacement, the Advanced Extremely High Frequency (AEHF) satellites. AEHF will provide substantially more bandwidt. ...eosynchronous orbit (GEO)]], and have six [[ITU frequency bands|Super High Frequency (SHF)]] communications relay channel [[transponder]]s, plus a seventh chann951 bytes (130 words) - 10:20, 8 April 2024
- A radio frequency exitation and receiving probe whose electronics are cooled to 15-25 degrees154 bytes (20 words) - 12:21, 8 November 2008
- Directional frequency analysis and recording (DIFAR) passive [[sonobuoy]] family built for the [[153 bytes (18 words) - 01:18, 1 February 2011
- ==Fundamental frequency== ...l vibration frequencies are typically integer multiples of the fundamental frequency. In more complex systems, such as the circular membranes used for drum head2 KB (288 words) - 13:04, 19 February 2022
- Perceived frequency of a sound or [[Tone (music)|musical tone]].100 bytes (13 words) - 17:46, 30 June 2012
- Frequency measurement - things that [[oscillate]] more than one million times a secon155 bytes (21 words) - 20:39, 5 January 2024
- '''RF (radio frequency) electronics''' have two subsystems: the transmitter and the receiver. ...MR experiments require simultaneous application of RF pulses of different frequency. Earlier MR systems used waveform generators with subsequent phase modulati1 KB (187 words) - 16:18, 3 April 2024
- Auto-populated based on [[Special:WhatLinksHere/ITU frequency bands]]. Needs checking by a human. {{r|EU-NATO-US frequency bands}}1 KB (187 words) - 09:11, 22 April 2024
- Soviet [[EU-NATO-US frequency bands|E-band]] early warning radar, used with [[SA-5 GAMMON]] [[surface-to-154 bytes (17 words) - 19:34, 2 August 2008
- The international ([[SI]]) unit of [[frequency]], with units of inverse [[second]]s, commonly called cycles per seocond.156 bytes (20 words) - 04:14, 30 November 2009
- States that [[gene frequency]] remains constant across generations (no [[genetic drift]]) unless a force180 bytes (23 words) - 08:46, 13 August 2010
- ==Operating frequency tradeoffs== Satellites operating in the [[ITU Frequency Bands|Ultra-High Frequency (UHF)]] offer the advantage of simple receivers and antennas, with plausibl2 KB (255 words) - 10:05, 10 February 2023
- ...t frequency'' from the local oscillator, and the known unmodulated carrier frequency. ...ubsequent stages of the receiver are pretuned, such as 455 kHz in a medium-frequency AM broadcast radio.2 KB (318 words) - 16:22, 30 March 2024
- ...r wave of the basic waveform. While the term is most often used with radio frequency carrier waves, it can apply to sound waves as well, such as when a basic st ...dulation:Changing the frequency (i.e., the time between peaks of the basic frequency)2 KB (283 words) - 16:23, 30 March 2024
- In a sound, the overall deviation of the frequency ratios from those of an [[overtone]] series.131 bytes (19 words) - 07:11, 7 April 2010
- Electromagnetic noise proportional to f<sup>-n</sup>, where f = frequency and n={0,1,2).124 bytes (16 words) - 15:26, 13 July 2008
- The asymptotic frequency of a subset of the natural numbers.97 bytes (13 words) - 17:36, 24 August 2009
- ...frequency bands|high frequency (HF)]] or [[ITU frequency bands| very high frequency (VHF)]].1 KB (230 words) - 20:22, 27 August 2008
- a symmetrical bell-shaped probability distribution representing the frequency of random variations of a quantity from its mean.163 bytes (20 words) - 12:25, 1 July 2009
- The range of [[frequency|frequencies]] that can be [[hearing|heard]] by a [[life|living]] [[organism174 bytes (23 words) - 02:43, 15 February 2012
- A physical medium, including a designated [[frequency]] and physical scope, of the [[electromagnetic spectrum]], over which multi192 bytes (23 words) - 19:32, 31 July 2008
- The study of a system or object by means of selected [[frequency band]]s in the [[electromagnetic spectrum]].145 bytes (21 words) - 10:29, 31 July 2009
- ...fs/bain/atmi02/tuning/default.html |title=12 Tone Equal Temperament (12TET)Frequency Table based on A4 = 440 Hz |author=Reginald Bain |year=2002 |accessdate=201224 bytes (33 words) - 21:42, 27 June 2012
- ...in intensity of a signal when irradiation is carried out at the resonance frequency of a spatially proximal nucleus.160 bytes (23 words) - 04:01, 28 January 2009
- ...[[SA-5 GAMMON]] [[surface-to-air missile]], operating in the [[EU-NATO-US frequency bands|H-band]]174 bytes (20 words) - 19:42, 2 August 2008
- {{r|Frequency modulation}} {{r|Frequency synthesizer}}327 bytes (47 words) - 03:42, 3 March 2009
- {{r|Frequency modulation}} {{r|Frequency agility}}475 bytes (68 words) - 03:00, 3 March 2009
- {{r|Frequency modulation|FM}}63 bytes (8 words) - 08:46, 28 February 2010
- ...ber of allies, '''AN/[[SSQ-57]]''' [[sonobuoy]]s are passive acoustic, low-frequency listening devices dropped from aircraft and helicopters. In [[antisubmarin ...ibrated low-frequency analysis and recording (LOFAR) sonobuoy. It is a low-frequency version of the earlier AN/SSQ-41 passive sonobuoy, no longer in service. On1 KB (169 words) - 17:56, 1 April 2024
- ...r the U.S. Army. The family operates in the ITU frequency bands|very high frequency (VHF) part of the electromagnetic spectrum, which, while requiring a longer ...e manner, direction finding systems may not be able to follow the changing frequency long enough to get an accurate position.3 KB (476 words) - 16:23, 30 March 2024
- ...hman. Measuring ultrashort laser pulses in the time-frequency domain using frequency-resolved optical gating. Rev. Sci. Instrum. 68, 3277 (1997); DOI:10.1063/1.843 bytes (106 words) - 23:11, 31 January 2009
- The '''hertz''' is the [[SI]] unit of frequency, and has units of inverse [[second]]s. The hertz is used only for periodic ...sting uses frequencies from 87.5 MHz to 107.7 MHz. Visible [[light]] has a frequency of about 400 THz to 750 THz.2 KB (233 words) - 04:14, 30 November 2009
- For a repeating phenomenon such as a [[radio]] signal with a given [[frequency]], the wavelength is the length, in meters, of a single repetition181 bytes (27 words) - 12:58, 28 September 2008
- An [[interference]] between two [[sound]]s of slightly different [[frequency|frequencies]], perceived as periodic variations in volume whose rate is the233 bytes (29 words) - 05:45, 11 October 2009
- ...(IEEE) has defined as standard IEEE Standard 521-1984, a system of '''IEEE frequency bands''' for electromagnetic frequencies used for [[radio]] and [[radar]]. | chapter = Frequency letter bands2 KB (267 words) - 20:38, 20 November 2008
- ...uencies, possibly under the control of pseudo-random, network-synchronized frequency selection software249 bytes (29 words) - 23:46, 17 July 2008
- ...rom 4.8 to 512 kbps per channel using the C, Ku, or X IEEE frequency bands|frequency bands, which are far too low for large volume data from such sensors as ima892 bytes (129 words) - 18:08, 1 April 2024
- The constant of proportionality relating the energy of a photon to the frequency of that photon, named sfter Max Karl Ernst Ludwig Planck.175 bytes (26 words) - 04:40, 4 September 2009
- *[[Frequency agility]]; varying one or more transmitted signal frequencies ...spread spectrum can be combined with rapidly changing [[frequency agility|frequency changing within the band]], not putting equal power in all frequencies at a2 KB (260 words) - 10:44, 8 April 2024
- ...asting system, transmitting at 518 kHz in the [[ITU frequency bands|medium frequency band]], for textual [[weather information distribution]]. It is intended to ...ice, for inland waters. Other services include safety information in other frequency bands, as well as radiofacsimile weather information.<ref>{{citation |url=h1 KB (200 words) - 12:47, 15 January 2024
- <noinclude>{{Subpages}}</noinclude>A form of [[frequency compensation]] used in an [[electronic amplifier]] to increase the stabilit216 bytes (31 words) - 09:09, 5 June 2011
- ...rasound to detect movement of blood cells by the analysis of the change in frequency of the returning echoes.186 bytes (28 words) - 08:16, 7 September 2009
- ...physicist, who in 1842 discovered the 'Doppler effect', where the observed frequency of a wave depends on the velocity of the source relative to the observer.257 bytes (34 words) - 18:53, 13 September 2009
- ...radome of the SPS-64|AN-SPS-64 navigational radar. It operates in the IEEE frequency bands|IEEE L-band/NATO C-band, and is mounted higher than the SPY-1|AN/SPY- ...(ECCM) capabilities including frequency agility, variable pulse repetition frequency and sidelobe cancellation.1 KB (193 words) - 16:23, 30 March 2024
- ...]], and [[television]], the '''carrier wave''', also called the '''carrier frequency''', is the basic information-free [[electromagnetic wave]] onto which infor229 bytes (26 words) - 08:40, 11 December 2009
- ...(VHF) while air-to-ground and air-to-air is ITU Frequency Bands|ultra-high frequency (UHF). Communications security devices now may be separate; reduction in th2 KB (278 words) - 18:47, 3 April 2024
- ...ength of electromagnetic radiation or an apparent decrease in the observed frequency.229 bytes (32 words) - 00:01, 13 April 2011
- ...ctical [[software-defined radio]] family that operates in the full VHF/UHF frequency range, with an internal encryption unit, and compatibility with [[SINCGARS]295 bytes (42 words) - 00:41, 6 February 2009
- ...ia''' is "urination of a large volume of urine with an increase in urinary frequency, commonly seen in [[diabetes]] (diabetes mellitus; [[diabetes insipidus]]).239 bytes (30 words) - 01:35, 7 October 2013
- {{r|Frequency}} {{r|IEEE frequency bands}}2 KB (308 words) - 09:08, 19 April 2024
- :#Carrier frequency :#Information frequency2 KB (270 words) - 12:56, 22 September 2020
- Soviet [[EU-NATO-US frequency bands|D or E-band]] nodding height finding radar used with the [[S-75 Dvina215 bytes (29 words) - 06:56, 4 April 2024
- ...s potential as a semiconductor for applications requiring high power, high frequency or a large degree of chemical inertness.292 bytes (44 words) - 15:07, 8 January 2009
- ...re defined to operate in a variety of geographic regions with a variety of frequency bands.227 bytes (35 words) - 10:38, 25 April 2023
- ...es}}</noinclude>A standardization of [[Pitch (music)|pitch]] that sets the frequency of a simple [[Tone (music)|tone]] at pitch ''A''4 (the ''A'' above middle '198 bytes (30 words) - 09:18, 5 July 2012
- ...form]] includes the [[software-defined radio]] not only to emulate a given frequency range and modulation, but encryption, medium-sharing technique for multiple307 bytes (39 words) - 19:47, 20 June 2009
- Its main successor is the [[PRC-119|AN/PRC-119]], which added [[SINCGARS]] frequency agility; the PRC-119 will be replaced by new [[software-defined radio]]s, i ...ting in the [[ITU frequency bands|high HF/low VHF frequency band]] using [[frequency modulation]] (FM), it had a maximum range, using full power and its standar3 KB (450 words) - 15:37, 8 April 2024
- ...oscopy]] — the analysis of absolute and/or relative contributions of frequency components to the spectrum of a given sample or object.335 bytes (45 words) - 20:47, 12 April 2011
- ...be radio with preselected frequencies in the 38.0 to 54.9 MHz range, using frequency modulation without any electronic protection. ...save for operating frequencies, which went into the upper end of the High Frequency (HF) band for the -8 and -9.3 KB (420 words) - 18:08, 1 April 2024
- ...se ideal properties include: independence from field strengths, direction, frequency, or polarization, and from temperature.357 bytes (48 words) - 15:48, 27 March 2011
- ..., and, when going more than a specified distance offshore, carrying [[ITU frequency bands|MF/SSB]] radio, [[INMARSAT]] satellite communications, and [[NAVTEX]]1 KB (167 words) - 23:30, 12 August 2008
- ...s changes in the intensity of a signal at one frequency when the resonance frequency of a different nucleus is irradiated, due to dipole-dipole interactions bet ...<math><S_z></math> is the magnetization of spin S after irradiation at the frequency of spin I,3 KB (493 words) - 19:42, 28 March 2011
- In [[multispectral scanning]], the number of discrete frequency (or equivalent) bands recorded in an individual pixel. Remember that relati393 bytes (54 words) - 14:52, 8 June 2010
- ...chniques to put a continuously varying instrument reading onto a [[radio]] frequency received by an earth station. Extremely complex analog tape recorders, wit ...pollo]], [[IEEE frequency bands|S-band]] was common, rather than the [[ITU frequency bands|VHF]] of the Second World War and through the fifties.2 KB (324 words) - 16:37, 22 August 2009
- ...ty in the [[head]]; [[scalp]]; or [[neck]]. The subtypes are classified by frequency and severity of symptoms. There is no clear cause even though it has been a420 bytes (58 words) - 13:17, 22 August 2010
- ...eception of radio signals made through certain assigned bands in the radio frequency spectrum by private individuals for non-commercial and two-way purposes. Mi ...[Slow Scan Television]] is a popular way of transmitting images over lower frequency bands, in higher bands (ATV) [[Amateur Television]] is becoming a more soph2 KB (295 words) - 20:53, 24 September 2007
- ...nclude [[EU-NATO-US frequency bands|E/F and I/J military bands]] or [[IEEE frequency bands|IEEE S or X bands]], with power levels from 10 to 60 kilowatts.2 KB (252 words) - 15:42, 8 April 2024
- {{r|Frequency agility}}208 bytes (25 words) - 23:56, 13 August 2009
- {{r|IEEE frequency bands}}167 bytes (19 words) - 21:11, 8 March 2011
- ...ransfer function]] of a linear, time-invariant system plotted with a log-[[frequency]] axis. There are two plots: the Bode magnitude plot and the Bode phase plo309 bytes (48 words) - 20:30, 3 June 2011
- ...number 69, and adjacent notes tuned according to equal temperament in the frequency ratio 2<sup>1/12</sup>. Various codes allow selection of [[timbre]] and of361 bytes (56 words) - 10:19, 27 June 2012
- ...ectromagnetic radiation can be described in terms of its [[Energy]] (E), [[frequency]] (f), [[wavenumber]] (v'), or [[wavelength]] (<math>\lambda</math>). These ...e]], there may be difficult tradeoffs between letting an enemy use a radio frequency for his own purposes while one's own side is gaining [[signals intelligence3 KB (372 words) - 10:35, 4 April 2024
- |chapter=Chapter 7: Frequency response of integrated circuits448 bytes (71 words) - 14:16, 24 May 2011
- ..., [[frequency agility|frequency-hopping]] [[ITU frequency bands|ultra-high frequency (UHF)]] waveform. Army Data Distribution System is also compatible with [[2 KB (333 words) - 10:20, 8 April 2024
- ...hysically smaller than the equivalent in the ITU frequency bands|very high frequency (VHF) spectrum. ...e manner, direction finding systems may not be able to follow the changing frequency long enough to get an accurate position.4 KB (694 words) - 16:22, 30 March 2024
- ...ty in the [[head]]; [[scalp]]; or [[neck]]. The subtypes are classified by frequency and severity of symptoms. There is no clear cause even though it has been a511 bytes (67 words) - 14:54, 13 October 2010
- ...examined by comparing diseased and non-diseased persons with regard to the frequency or levels of the attribute in each group.<noinclude>{{DefMeSH}}</noinclude>393 bytes (57 words) - 17:55, 14 May 2010
- ...onography''' is "[[ultrasonography]] applying the [[Doppler effect]], with frequency-shifted ultrasound reflections produced by moving targets (usually red bloo ...que is the ability to estimate the velocity of flow from the Doppler shift frequency."<ref>{{MeSH|Duplex Doppler ultrasonography}}</ref>2 KB (227 words) - 15:23, 12 April 2011
- {{r|Fundamental frequency}}400 bytes (50 words) - 07:40, 10 November 2010
- {{r|Frequency agility}}404 bytes (52 words) - 21:37, 27 November 2010
- {{rpl|Frequency}}149 bytes (17 words) - 07:07, 24 September 2013
- ...uency" is used as an example of a means of creating multiple channels, but frequency division certainly is not the only method. At a minimum, alternatives inclu ...ould still take some effort to find the channels that correlate well. When frequency agility is used, however, the true and false channels frequently change, ac3 KB (463 words) - 10:44, 8 April 2024
- '''Radio Frequency Identification (RFID)''' systems have recently garnered interest in the fie RFID systems consist of a Radio Frequency (RF) tag reader, typically consisting of a transmitter/receiver module conn2 KB (384 words) - 19:07, 2 February 2009
- {{r|Frequency band}} in [[signal theory]]389 bytes (60 words) - 10:11, 2 November 2014
- ...secure the transmission channel more than the information on it, such as [[frequency agility]], [[spread spectrum]], or both.546 bytes (75 words) - 13:10, 25 September 2008
- ...t''' is an [[interference]] between two [[sound]]s of slightly different [[frequency|frequencies]], perceived as periodic variations in volume whose rate is the ...hear two sounds, more or less harmonic. When the two strings have the same frequency, of course one sound will be heard; but ''just before'' there will be a str4 KB (724 words) - 14:52, 2 October 2021
- {{r|Frequency}}493 bytes (65 words) - 09:44, 1 December 2010
- '''Sound''' is the range of [[frequency|frequencies]] that can be [[hearing|heard]] by a [[life|living]] [[organism ...of a pond as viewed from the side. A wave can be measured in terms of both frequency and [[amplitude]]. The amplitude, or maximum departure from the average or3 KB (452 words) - 12:18, 8 February 2022
- ...io of the [[U.S. Army]] in the [[Korean War]], differing only in operating frequency from the AN/PRC-10 and AN/PRC-8. All were backpack [[vacuum tube]] radios w358 bytes (57 words) - 02:58, 3 March 2009
- {{r|Frequency}}532 bytes (70 words) - 07:07, 11 October 2009
- ...as a wavenumber of 20,000 cm<sup>-1</sup> or 20 kK. Photon energy and frequency are proportional to wavenumber: 10 kK corresponds to 1.24 eV. The wavevector(<math>k</math>), wavelength (<math>\lambda</math>), and frequency (<math>f</math>) are related:1 KB (239 words) - 22:14, 23 October 2020
- {{r|Frequency-division multiplexing}}454 bytes (47 words) - 14:03, 26 February 2010
- The [[probe]] in an NMR spectrometer is responsible for coupling the radio frequency electromagnetic field generated by the [http://en.citizendium.org/wiki/NMR_ ...ystems for controlling the MR transceiver, magnetic field gradients, field frequency lock, spinner speed, temperature of the sample (VT), and an interface to a7 KB (1,077 words) - 11:05, 18 May 2009
- ===Planck's Law: Frequency=== Formulated in terms of frequency:4 KB (537 words) - 09:19, 11 September 2022
- {{r|Very-High-Frequency Omnidirectional Range}}503 bytes (63 words) - 06:26, 12 February 2009
- ...by, a typical member of a population...the terms [[probability]], relative frequency, and proportion are used synonymously."<ref name="isbn0471526290p1">{{cite623 bytes (86 words) - 12:57, 22 November 2011
- {{r|ITU frequency bands}}483 bytes (65 words) - 18:20, 11 January 2010
- {{r|Radio Frequency Identification}}465 bytes (59 words) - 15:31, 11 January 2010
- ...ional explosives, which produces radiation in the radiofrequency and lower-frequency electrical bands. The pulse produced by this phenomenon may damage or destr ...door coupling''' goes through an antenna intended to receive power in the frequency range being generated2 KB (269 words) - 17:02, 22 March 2024
- {{r|Frequency spectrum}}282 bytes (36 words) - 20:14, 11 September 2009
- ...ms use [[ITU frequency bands|UHF radio]] via satellite relay. Their [[ITU frequency bands|MF]] [[radio]] must support [[digital selective calling]] (DSC), a "t ...eceiver. Supplemental systems using [[digital selective calling]] on [[ITU frequency bands|VHF radio]] supplement the satellite system for coastal waters. It is4 KB (516 words) - 10:42, 8 April 2024
- ...requency Bands|Very Low Frequency]] or [[ITU Frequency Bands|Extremely Low Frequency]] bands, which require extremely long antennas. Shore stations transmitting3 KB (486 words) - 09:10, 22 April 2024
- ..., between 20 to 2500 MHz<ref>2-6000 MHz in the solicitation document</ref> frequency range, it has an approximately 20 mile range and its first target is cellul ...r control. Ideally, it would be effective against signals, which might use frequency agility, in the 2 MHz to 6 GHz range up to 30 miles away.3 KB (399 words) - 18:08, 1 April 2024
- ...n is transferred over a committed resource, such as a physical wire, radio frequency, or time slot in a fixed time-sharing schedule for transmission. Those res ...wired or wireless media, each connection is on a separate electromagnetic frequency. FDM works with both analog and digital signals.3 KB (421 words) - 07:01, 26 January 2009
- {{r|Frequency division multiple access}}506 bytes (60 words) - 11:41, 2 January 2014
- It operates in the [[ITU Frequency Bands|UHF frequency band]], and can have 16 channels preset. Using the JTRS Soldier Radio Wave2 KB (271 words) - 15:37, 8 April 2024
- ...''T'' is the global x-ray temperature determined from the spectral cut-off frequency3 KB (411 words) - 12:12, 24 May 2008
- ...Summation occurs when the [[time constant]] is sufficiently long and the [[frequency]] of rises in potential are high enough that a rise in potential begins bef656 bytes (95 words) - 10:05, 14 June 2008
- {{r|Frequency}}606 bytes (69 words) - 04:07, 15 February 2012
- {{r|Frequency agility}}697 bytes (85 words) - 11:30, 27 February 2010
- ...n honor of [[Joseph Fourier]]. The operation of transforming back from the frequency domain to the time domain is called the [[inverse Fourier transform]]. ...e) measure]] zero). Here, <math>\scriptstyle \mathcal{F}[f]</math> is the frequency domain representation of the function <math>\scriptstyle f(t)</math>. The f3 KB (547 words) - 07:21, 24 December 2008
- **AN/SSQ-53B, AN/SSQ53D, and AN/SSQ-53E directional frequency analysis and recording (DIFAR) sonobuoys. **AN/SSQ-57B and AN/SSQ-36M calibrated low-frequency analysis and recording (LOFAR) sonobuoys.2 KB (274 words) - 23:58, 31 January 2011
- {{r|Frequency agility}}689 bytes (85 words) - 14:31, 22 March 2024
- ...frequency. A more subtle example of electronic conflict involves an enemy frequency, if one intelligence unit is gathering information from intercepting it, bu4 KB (607 words) - 16:22, 30 March 2024
- {{r|Frequency modulation}}755 bytes (99 words) - 14:21, 8 March 2024
- ...frequency appears higher, and if the observer and the source separate, the frequency appears lower. ...or an observer at a fixed location is {{nowrap|''λ / c'',}} and the frequency with which a crest appears at a fixed location is ''f<sub>w</sub>'' :10 KB (1,763 words) - 13:45, 25 September 2022
- *A metrology overview from NIST: {{cite journal |title=Optical frequency/wavelength references |author=L Hollberg, CW Oates, G Wilpers |journal=J Ph672 bytes (93 words) - 13:50, 9 April 2011
- If the ground is highly absorptive of the radar frequency in use, it may not be possible to get an adequate measurement. Radar altime718 bytes (113 words) - 18:55, 2 February 2009
- ...mplifier design, where it can cause drastic reduction of amplifier gain as frequency increases, called '''gain roll-off'''. In these amplifiers, the coupling im ...entering the amplifier. The bigger this Miller capacitance, the lower the frequency at which the amplifier fails to work.11 KB (1,715 words) - 16:21, 24 October 2013
- ...type of encryption is trivial to [[cryptanalysis | cryptanalize]] using [[frequency analysis]].714 bytes (116 words) - 05:48, 8 April 2024
- {{r|Frequency analysis}}701 bytes (92 words) - 10:46, 5 January 2009
- ...ach and recede from the observer to substantiate Doppler's theory that the frequency was higher while approaching and lower while moving away. This effect, disc978 bytes (125 words) - 17:09, 12 April 2011
- ...re defined to operate in a variety of geographic regions with a variety of frequency bands.761 bytes (106 words) - 07:56, 25 April 2023
- .../math> and a [[two-level system|two-level atom]] with [[resonance|resonant frequency]] <math>\omega_0</math>. ...on because they oscillate much more quickly than terms with the difference frequency <math>\Delta:=\omega_L-\omega_0,</math> which is approximately zero.10 KB (1,685 words) - 12:22, 14 November 2007
- ...rt Pitch''' is a standardization of [[Pitch (music)|pitch]] that sets the frequency of a simple [[Tone (music)|tone]] at pitch ''A''4 (the ''A'' above middle ' ..._detail.htm?csnumber=3601 |title=ISO 16:1975; Acoustics -- Standard tuning frequency (Standard musical pitch) |publisher=ISO Standards |accessdate=2012-07-05}}2 KB (343 words) - 10:27, 6 July 2012
- ...ncept of which being that they determine the [[amplitude]] of individual [[frequency|frequencies]] of interest in the spectrum of a complex signal. That signal793 bytes (115 words) - 20:48, 12 April 2011
- {{r|Frequency}}782 bytes (94 words) - 03:52, 15 February 2012
- ...amplifier to enhance its strength for internal processing. The higher the frequency, the more expensive and specialized the receiving antenna is likely to be. ...superheterodyne principle, to a lower, easier to process, '''intermediate frequency (IF)'''. Sometimes, "double" or "triple conversion" receivers translate the5 KB (799 words) - 16:23, 30 March 2024
- In [[genetics]], the '''Hardy–Weinberg principle''' states that [[gene frequency]] remains constant across generations (no [[genetic drift]]) unless a force In an example of two alleles, 'A' and 'a', random frequency is based on the binomial expansion3 KB (362 words) - 08:44, 13 August 2010
- ...H}}</ref> In contrast, [[ultrasonic therapy]] is "the use of focused, high-frequency sound waves to produce local hyperthermia in certain diseased or injured pa ...that energy, and converting the image to clinically useful images. Higher frequency improves resolution, but reduces tissue penetration.<ref>{{Cite book | auth3 KB (487 words) - 18:48, 25 March 2010
- {{r|Frequency modulation}}851 bytes (114 words) - 18:43, 11 January 2010
- In the steady state <math> \frac{d<S_z>}{dt} = 0 </math>; when the resonance frequency of spin I is irradiated , <math> <I_z> = 0</math>, therefore: ...ent in the intensity of the S signal can be obtained by irradiation at the frequency of the I spin, provided that <math> \frac{\gamma_I}{\gamma_S} > 1 </math>,3 KB (433 words) - 12:26, 21 February 2009
- The '''AN-|AN/SPY-1''' IEEE Frequency Bands|S-band volume search radar is the core of the AEGIS battle management AN/SPY-1 is an IEEE Frequency Bands|S-band radar intended to track a large number of targests in a volume2 KB (309 words) - 16:23, 30 March 2024
- ...ivers and analysis system. In particular, it is optimized for intercepting frequency agile radar. ...nd frequency hopping receiver system (FHRS) capability for exploitation of frequency agile threat systems.5 KB (691 words) - 16:24, 30 March 2024
- ...bn=0-19-511690-9 |chapter=§5.10: The MOSFET internal capacitances and high-frequency model |pages=pp. 441 ''ff'' |year=1998 |edition=4rth ed |url=http://www.am944 bytes (130 words) - 18:45, 22 May 2011
- ...ding events result in a significant and measurable change in the resonance frequency.3 KB (343 words) - 02:04, 15 November 2013
- {{r|Frequency modulation||**}}1 KB (133 words) - 09:08, 19 April 2024
- ...c therapy''' is a form of [[diathermy]] in which "the use of focused, high-frequency sound waves to produce local hyperthermia in certain diseased or injured pa1 KB (140 words) - 19:03, 13 June 2010
- ...ing of temperature, a so-called ''soft mode''.<ref name=Dove/> Because the frequency drops with temperature, a ferroelectric solid experiencing this vibration b3 KB (418 words) - 04:17, 19 September 2013
- ...rcraft. At present, the aircraft does not have coverage of all appropriate frequency bands. ...ng low probability of intercept signals, with intercept protection such as frequency agility and co-channel interference. <ref name=GS-JASA>{{citation6 KB (909 words) - 16:23, 30 March 2024
- ...he UHF range. Leased commercial satellite service for GBS uses the [[IEEE Frequency Bands|K<sub>u</sub> band]].3 KB (374 words) - 10:20, 8 April 2024
- ...=books&ie=UTF8&qid=1307379460&sr=1-2#reader_0970951159 |chapter=Chapter 7: Frequency response and Bode plots |pages=pp. 7-1 ''ff'' |title=Circuit Analysis II w1 KB (148 words) - 12:10, 6 June 2011
- ...m uses a [[rotating frame of reference]], in which the central irradiation frequency, say 800 MHz, is fixed on the X- or Y-axis, and the magnetic field, by conv .... <math>\omega</math>= 2<math>\pi\nu</math>. Remembering that the central frequency is fixed on the X-axis, the chemical shifts of each proton will cause them8 KB (1,290 words) - 02:21, 16 February 2010
- {{r|Frequency modulation}}1 KB (138 words) - 20:51, 11 January 2010
- ==Calculating Allele Frequency==4 KB (566 words) - 05:33, 15 September 2013
- Multiaccess media include wireless domains divided by [[radio]] frequency or other mechanism, as well as physical media such as coaxial cable, optica988 bytes (146 words) - 14:42, 14 September 2008
- ...et in a device that makes them appear to be a shared medium. It may be the frequency assigned to a particular wireless channel.885 bytes (138 words) - 07:40, 25 February 2009
- {{r|Frequency agility}}526 bytes (77 words) - 15:29, 26 July 2010
- {{r|EU-NATO-US frequency bands}}973 bytes (121 words) - 18:00, 1 April 2024
- ...[MILSTAR]], the third generation of which is the [[Advanced Extremely High Frequency]] system. Both these strategic and tactical systems are intended for two-wa Operating in the [[IEEE Frequency Bands|X- and Ka-bands]], these [[satellite orbits#geosynchronous orbit|geos5 KB (664 words) - 10:20, 8 April 2024
- These satellites, operating in the [[UHF satellites|UHF frequency band]], provide service characterized as narrowband (i.e., low data rate),1 KB (150 words) - 10:20, 8 April 2024
- ...em, AUTODIN, as well as well-known radio communications such as the [[high-frequency]] [[single-sideband]] radio broadcast system of the [[Strategic Air Command1 KB (158 words) - 10:20, 8 April 2024
- ...probe®''' (Bruker, Inc.) or a '''Chiliprobe®''' (Varian, Inc.), is a radio frequency (typically 600-900 MHz) exitation and receiving probe in which the electron957 bytes (151 words) - 15:21, 2 August 2008
- ...e rays will be scattered and the scattered [[radiation]] will have smaller frequency (and longer wavelength) than the incident radiation. The change in waveleng853 bytes (129 words) - 19:40, 18 September 2021
- ...given direction, of a [light] source that emits monochromatic radiation of frequency 540 × 10<sup>12</sup> hertz and that has a radiant intensity in that direc1 KB (152 words) - 19:21, 9 June 2010
- }} (Inverter circuits are used for [[variable-frequency drive|variable-frequency motor speed control]])2 KB (315 words) - 01:37, 19 November 2007
- ...pole higher in frequency (usually an output pole) moves to a still higher frequency: hence the name ''pole splitting''.<ref name=Toumazou/><ref name=Thompson/> ...lace the compensation capacitor with a Miller capacitor at the input and a frequency-dependent current source at the output.}}18 KB (3,162 words) - 09:46, 6 June 2011
- ...e updated data is then uplinked to the satellite via one of several [[IEEE frequency bands|S-band]] ground antennas. ...ars, faster processors with more memory, and a new civil signal on a third frequency (L5). The first GPS Block IIF satellite is scheduled to launch in 2010. Sta5 KB (756 words) - 11:12, 24 August 2010
- | title = Radio Frequency Radiation (RFR) Hazards ...hese arcs can generate EM energy throughout the RF spectrum, including low-frequency components that are in the same band as the firing signal, and will even pa4 KB (599 words) - 07:30, 18 March 2024
- ...the electromagnetic spectrum. Note that as wavelengths become shorter and frequency of wave oscillations increase, the propagated energy increases (expressed i1 KB (200 words) - 19:42, 19 July 2010
- {{r|Frequency}}1 KB (157 words) - 19:35, 11 January 2010
- {{r|Frequency agility}}1,016 bytes (146 words) - 08:46, 19 April 2024
- ...ed converters to convert their dialing signals (i.e., [[Dual Tone Multiple Frequency]] (DTMF)) to the electronic tones used by the first telephone switch to whi1 KB (188 words) - 12:40, 30 August 2009
- Electronically, it covers the 30-512 MHz frequency range, is compatible with SINCGARS ground and HAVE QUICK II air tactical c1 KB (150 words) - 18:08, 1 April 2024
- {{r|Frequency}}1 KB (182 words) - 18:27, 13 July 2012
- ...omagnetic radiation covers a large spectrum of wave energy related to wave frequency and amplitude, from low-energy [[radio]] waves to highly energetic [[X-ray ...the electromagnetic spectrum. Note that as wavelengths become shorter and frequency of wave oscillations increase, the propagated energy increases (expressed i3 KB (523 words) - 21:16, 22 July 2010
- Valacyclovir suppressive therapy can reduce the frequency of recurrence of [[herpes labialis]] from [[herpes simplex virus]]; however Valacyclovir suppressive therapy can reduce the frequency of recurrence of [[herpes genitalis]] from [[herpes simplex virus]] and thi4 KB (502 words) - 14:34, 2 February 2023
- ...system theory|linear, time-invariant]] system using a log-frequency axis (frequency in powers of 10). ...e '''Bode gain plot''') is a graph of [[logarithm|log]] magnitude versus [[frequency]]. The magnitude axis of the Bode plot is usually expressed as [[decibel]]s24 KB (3,933 words) - 02:20, 14 October 2013
- The frequency of reactive arthritis after an infection is estimated to be 0.6 to 3.1 case1 KB (167 words) - 09:43, 22 September 2010
- ...lity of a random element to have the property,<br>i.e., it is the relative frequency of elements with this property (number of elements with the property divide * from a sample of size ''N'' where it also is the relative frequency which is used to estimate the corresponding percentile for the population f4 KB (543 words) - 08:41, 21 January 2010
- ...frequency Δƒ/ƒ at two sound levels heard in rapid succession ''vs.'' frequency ƒ.<ref name=Seashore/>}}4 KB (684 words) - 08:44, 17 July 2012
- {{r|Radio Frequency Identification}}1 KB (165 words) - 05:56, 17 March 2024
- ...x8 foot array, mounted on a tripod. Its transmitter operates in the [[IEEE Frequency Bands|L band]] with 50 watts peak power.1 KB (181 words) - 17:13, 25 January 2009
- ...NPs can be assigned a [[minor allele frequency]] — the lowest allele frequency at a [[locus (genetics)|locus]] that is observed in a particular population In the past, SNPs with a minor allele frequency of greater than or equal to 1% (or 0.5%, etc.) were given the title "SNP".<7 KB (957 words) - 10:47, 30 March 2010
- ...octave is the musical interval between two pitches, one the double of the frequency of the other.) On the other hand, Arabic-Persian music uses 22-24 pitches, ...otes in the chromatic scale, the interval of the semitone corresponds to a frequency ratio between any two adjacent pitches of 2<sup>1/12</sup>.4 KB (539 words) - 03:35, 16 October 2013
- {{r|Frequency}}1 KB (196 words) - 05:55, 3 April 2011
- In the [[Second World War]], the system of '''high frequency [[ITU frequency bands#HF|HF]] direction finding (DF), HF/DF''' (pronounced huff-duff) was c3 KB (476 words) - 06:04, 8 April 2024
- ...pplications as a semiconductor for applications requiring high power, high frequency or a large degree of chemical inertness. It is employed in high power [[Sch1 KB (184 words) - 13:38, 2 February 2011
- *Mark frequency, extreme discrete value of [[frequency-shift keying]]3 KB (491 words) - 15:53, 14 March 2008
- ...es, the [[frequency]] of [[collision]] increases and so therefore does the frequency of collisions having sufficient [[energy]] to cause reaction. ...''A'' is the [[pre-exponential factor]] or [[frequency factor (chemistry)|frequency factor]].7 KB (1,127 words) - 05:54, 31 October 2011
- ...e is called a ''perpetuity due''. If the frequency of payments equals the frequency of interest compounding, the present value of a perpetuity due with payment3 KB (529 words) - 14:33, 12 November 2007
- ...the GABA<sub>A</sub> receptors. Benzodiazepines do this by increasing the frequency of openings of channels in the cell membrane.<ref name="isbn0-07-145153-6"/ ...ociated with increased mortality with increasing mortality with increasing frequency of use of sedatives.<ref name="pmid24647164">{{cite journal| author=Weich S3 KB (448 words) - 17:34, 10 February 2024
- ...egative feedback]]. The negative feedback improves performance (linearity, frequency response, [[step response]]) and reduces sensitivity to parameter variation ...the open-loop gain ''A<sub>OL</sub>'' in general may be a function of both frequency and voltage.14 KB (2,165 words) - 09:35, 3 July 2011
- | title = Low-frequency fluctuations in solids: <math>1/f</math> noise2 KB (185 words) - 09:45, 18 February 2010
- ...pedance may be dependent upon frequency and exhibit a phase dependent upon frequency, as normally expressed using an impedance represented by a complex number. ...s not permit any time varying current to pass through it, so at the signal frequency it behaves as an open circuit.7 KB (1,223 words) - 11:22, 26 May 2011
- * [[Variable-frequency drive]]2 KB (160 words) - 01:36, 19 November 2007
- ...field that is picked up by the same inductor. The relationship between the frequency of the induced current and the strength of Earth's magnetic field is called ...d. Magnetic impurities in the sensor and errors in the measurement of the frequency are the two causes of errors in these magnetometers.9 KB (1,370 words) - 08:18, 12 September 2013
- ...th SINCGARS and HAVE QUICK II in both single-channel and frequency agility|frequency hopping modes. ...nd/or communications functions that occur from the user input to the radio frequency output and vice versa. JTRS waveform implementation consists of a Waveform13 KB (1,859 words) - 16:22, 30 March 2024
- ...ri/AUT31.HTM Works by Augustine in several languages, with concordance and frequency list]3 KB (381 words) - 19:19, 19 April 2024
- same frequency to confuse navigation. The meaconing stations cause inaccurate bearings ...ids, which, in normal operation, transmit a response signal on a different frequency than used to trigger the aid. In such cases, meaconing sends out a stronger5 KB (727 words) - 10:44, 8 April 2024
- ...such as a time slot relative to the start of a cycle of communications, a frequency within a shared part of the electromagnetic spectrum, or a physical connect ...ical or air traffic control communications. The resource reserved may be a frequency, a time slot within a cycle made up from a sequence of time slots, or a par4 KB (528 words) - 07:32, 18 March 2024
- The [[Vibrational spectrum|frequency spectrum]] of a musical instrument playing a particular note varies with th ...] or the [[violin]]) exhibit a fundamental frequency and multiples of that frequency called ''harmonics'' or ''overtones'', all of various amplitudes and phases13 KB (2,027 words) - 06:48, 18 October 2013
- ...ing in the magnetic field with a characteristic frequency—the lamour frequency. ...ds. These are overlaid on the external field and thereby modify the lamour frequency.5 KB (764 words) - 13:40, 28 July 2010
- Electronically, it covers the entire military VHF/UHF frequency range, from 30 to 512 MHz, in line-of-sight (LOS), beyond-line-of-sight (BL1 KB (182 words) - 17:57, 1 April 2024
- RWRs differ in the signal type and frequency ranges of the signals they detect. The two basic types of signals are radar2 KB (249 words) - 07:34, 18 March 2024
- ...y packet-oriented transmission. 500 kHz radiotelegraphy, long the distress frequency monitored for [[SOS]] signals, is no longer part of the [[Global Maritime D2 KB (222 words) - 22:03, 17 January 2021
- ...of the photon emitted by NO<sub>2</sub><sup>*</sup>. Further, ν is the frequency of the emitted light; it is related to [[wavelength]] by2 KB (240 words) - 10:54, 7 May 2010
- ...lent time synchronization among the system components. If the system uses frequency agility, spread spectrum, or combination techniques of electronic protectio2 KB (255 words) - 16:21, 30 March 2024
- ...have the effect of keeping the overall frequency response faithful to the frequency vs. energy distribution in speech. ...all onto a separate copper pair became mechanically impractical. Since the frequency response of even basic copper wire is greater than the range needed for an7 KB (1,088 words) - 14:20, 1 December 2010
- ...t extensive research strongly suggests that its main mechanism is to block frequency-, use- and voltage-dependent neuronal sodium channels, and therefore limit2 KB (189 words) - 13:59, 25 June 2008
- ...and military emergency channels to the worldwide dedicated distress beacon frequency of 406 MHz. For maritime use, they are automatically triggered, as when a v ...PS]] radios. Such radios, [[ITU frequency bands|VHF]] near shore and [[ITU frequency bands | MF]] further at sea, have distress switches that can be actuated in5 KB (814 words) - 10:02, 24 August 2010
- ...length]] increases, thereby causing an apparent decrease in the observed [[frequency]]. If the emitted radiation happens to be in the middle of the visible spec2 KB (252 words) - 21:58, 21 January 2022
- ...s. Unlike radio, they are not tied to any specific requirement in terms of frequency of updates or length of shows - thus allowing people to have more sporadic2 KB (238 words) - 17:17, 5 July 2008
- ...round Multi-band Terminal (GMT), a tactical station operating in four IEEE Frequency Bands|C, X, K<sub>u</sub> and K<sub>a</sub>. Dedicated military frequencie The High Data Rate-Radio Frequency (HDR-RF) Ground Terminal program is an evolutionary upgrade to the GMT. The4 KB (548 words) - 12:31, 22 March 2024
- ...e]] in radio signals received on Earth. Observations focus on the 1420 MHz frequency at which hydrogen radiates, knowledge of which is believed to be a prerequi2 KB (221 words) - 18:30, 25 October 2010
- ...e designed to respond to all, or selected parts, of these various acoustic frequency ranges. They can simultaneously filter and generate signals.2 KB (248 words) - 16:54, 7 February 2009
- ...examined by comparing diseased and non-diseased persons with regard to the frequency or levels of the attribute in each group."<ref>{{MeSH}}</ref><ref name="isb ...nd a control group and then are prospectively followed in order to measure frequency of outcomes.4 KB (636 words) - 15:51, 8 August 2012
- ...ble frequency of significant power. #Frequency agility and spread spectrum|frequency agility and spread spectrum techniques make it much less likely that a chan ...ptosystem traffic. But "HF/DF" Signals intelligence#direction finding|High Frequency Direction Finder) was still able to find where the U-Boats were by analysis14 KB (2,151 words) - 07:29, 18 March 2024
- *Frequency hopping multiplexer1 KB (195 words) - 15:37, 8 April 2024
- D. Attacks have a frequency from one every other day to 8 per day<br>2 KB (254 words) - 08:24, 16 October 2011
- ...is often written as ω = 2''π'' ''ν'', where ''&nu''; is the ''frequency'' (number of oscillation cycles per second). The time ''T'' ≡ 1/''&nu ...ster, but the argument of the cosine remains the same. This invariance of frequency is used in timekeeping and in musical string instruments (the pitch does no11 KB (1,757 words) - 11:17, 11 September 2021
- ==Frequency-dependent polarizability== ...'''cosωt the polarizibility becomes a function of the angular frequency12 KB (1,839 words) - 10:43, 5 October 2009
- ...ve resulting from adding two sine waves of nearly identical wavelength and frequency.}} ...''t'' is the superposition of two waves of almost the same wavelength and frequency:<ref name=Kinsman>12 KB (1,810 words) - 11:41, 18 June 2012
- These radars, made by Raytheon, operate in the EU-NATO-US frequency bands|I/J bands with a peak power of approximately 10 kilowatts. Obviously,2 KB (241 words) - 16:24, 30 March 2024
- {{r|Frequency agility}}2 KB (238 words) - 08:34, 22 April 2024
- ...es with an increasing number of balls, as a larger pattern allows a slower frequency.5 KB (792 words) - 16:47, 2 August 2008
- ...pedance may be dependent upon frequency and exhibit a phase dependent upon frequency, as normally expressed using an impedance represented by a complex number. ...s not permit any time varying current to pass through it, so at the signal frequency it behaves as an open circuit. No signal is lost through it. As a dual to t9 KB (1,673 words) - 11:24, 26 May 2011
- ...ed, especially in Marine service, by the PRC-117|AN/PRC-117, which extends frequency coverage into VHF.2 KB (248 words) - 18:08, 1 April 2024
- ...e [[low probability of intercept]], rapidly changing frequencies (i.e., [[frequency agility]]) or transmitting/receiving locations (e.g., [[radar#multistatic|m2 KB (256 words) - 10:44, 8 April 2024
- ...it experiences a [[torque]] and precesses about the field at the [[Larmor frequency]], which is given (in radians/s) by the product of the field strength and t ...and Calculations Using Mathematica |author=Charles Pidgeon |chapter=Larmor frequency versus field strength |url=http://books.google.com/books?id=oNXIPJuMefcC&pg12 KB (1,762 words) - 09:02, 25 October 2013
- ==Quantity and frequency== The quantitity and the frequency of diacritics may differ.8 KB (1,135 words) - 14:24, 11 November 2012
- The missile will use the Irbis (radar)|Irbis, or Irbis-E, IEEE Frequency Bands|X-band radar.<ref name=DeagelIrbis>{{citation2 KB (291 words) - 16:22, 30 March 2024
- ...a complete orbit in approx. 11 hours, 58 minutes. All Satellites are dual-frequency and broadcast on L1 and L2 using spread-sprectrum modulation. The satellite ...hours, 15.5 minutes. All satellites broadcast L1 and L2 signals on unique frequency channels, the transmission of an L3 signal is planned.10 KB (1,543 words) - 10:07, 28 February 2024
- ...in 11,000, slightly more common in men than in women, although the actual frequency may be higher as it is entirely possible to live a long, normal life withou2 KB (315 words) - 23:53, 27 October 2013
- ...de of the associated electric and magnetic fields); and independent of the frequency (color) of the light (no [[dispersion]]). ...n number of wavelengths, and the relation ''c=λf'' relating wavelength and frequency to the speed of light resulted in {{nowrap|''c'' <nowiki>=</nowiki> 299,79215 KB (2,344 words) - 10:26, 21 September 2022
- ...he molecular structure as well as the applied magnetic field and hence the frequency/frequencies at which absorption of electromagnetic radiation is absorbed en2 KB (317 words) - 00:44, 19 October 2008
- ...d in a tank, if the interceptor does not hear engine noise or higher voice frequency than the voice modulation usually uses, even thought the voice conversatio ==Frequency Domain MASINT==15 KB (2,153 words) - 14:43, 18 March 2024
- ...or and the emitter in the [[hybrid-pi model]] (discussed in the section on frequency dependence below), which is convenient but physically unmotivated. Inasmuch ===Frequency dependence===20 KB (3,320 words) - 07:39, 23 October 2021
- They operated in the frequencies designated [[EU-NATO-US frequency bands|E/F-bands]] by NATO. They 150 to 350 km range. <ref name=GS-BL>{{cita2 KB (295 words) - 02:27, 15 February 2010
- ...oral communications. Of these characteristics, the most important is the [[frequency]] range, commonly described as zero to 4000 Hz, but, in practice, filtered2 KB (315 words) - 19:44, 22 December 2008
- {{r|Frequency}}2 KB (294 words) - 14:14, 6 April 2024
- Photons have very specific properties, such as [[wavelength]] and [[frequency]], and those observable properties determine the qualitative properties, su ...There is a direct correlation between the energy of those photons and the frequency of the light used. It should be noted however, that not all electrons can6 KB (897 words) - 19:10, 5 September 2021
- ...Letter</ref> However, [[vasopressin]] receptor antagonist may increase the frequency of rapid sodium correction although [[osmotic demyelination syndrome]] may2 KB (342 words) - 10:20, 17 October 2010
- The '''Wow! signal''' was a strong [[narrowband]] [[radio frequency|radio]] signal detected by [[Jerry R. Ehman]] on August 15, 1977, while wor ...which is at 1420.40575177 MHz. The two different values given for the frequency of the Wow! signal (1420.356 MHz and 1420.4556 MHz) are the same12 KB (1,817 words) - 22:07, 30 April 2013
- ...math>\sigma_{\rm e}(\omega)</math> be effective emission cross-sections at frequency <math>\omega</math>, and let <math>~T~</math> be the effective temperature ...f populations; frequency <math>\omega_{\rm z}</math> is called "zero-line" frequency <ref name="comment">15 KB (2,338 words) - 08:12, 27 June 2010
- ...s "Islamic missiology" and "Buddhist missiology" are heard with increasing frequency. So, in discussing missiology in the twenty-first century, it is necessary2 KB (308 words) - 20:43, 19 February 2010
- ...nd a characteristic skin rash. The illness occurs with approximately equal frequency in children and adults. The skin lesions usually take the form of a purplis2 KB (291 words) - 18:15, 8 September 2020
- ...inks''' for managing the access of the multiple transmitters to the shared frequency system. Links 4A and 11 are being replaced by Link 16. ...yond line of sight. The true JTIDS messages and channels are separate, in frequency and channel spacing, from the TACAN position information.14 KB (2,111 words) - 16:23, 30 March 2024
- ...e quite accurate for low-frequency operation and can be adapted for higher frequency operation by addition of inter-electrode [[capacitance]]s and other parasit {{Image|Bipolar hybrid-pi model.PNG|right|200px| Simplified, low-frequency hybrid-pi [[BJT]] model.}}13 KB (2,071 words) - 10:15, 1 July 2011
- ...s the usual way of referring to '''tactical air navigation''' an ultrahigh frequency electronic air (and sometimes shipboard) navigation system, able to provide2 KB (357 words) - 16:23, 30 March 2024
- ...from [[latin|Latin]] ''infra-'' meaning below, i.e., infrared has a lower frequency than red in the [[Electromagnetic spectrum|spectrum]].2 KB (316 words) - 02:54, 2 April 2024
- ...xt.com/Catalogo/Autori/AUT137.HTM Dickens's Works]: text, concordances and frequency lists4 KB (551 words) - 11:15, 13 February 2008
- ...he blues and violets with the lowest wavelengths and therefore the highest frequency.<ref name=BlueSky>[http://www.sciencemadesimple.com/sky_blue.html Why is th ...requency colors (blues and violets) are absorbed more often than the lower-frequency colors, and this phenomenon is called [[Rayleigh scattering]]. It was named12 KB (1,867 words) - 08:51, 30 June 2023
- {{r|Frequency agility}}2 KB (305 words) - 14:13, 6 April 2024
- ...ns CP, de Ruiter R, de Greef MH| title=Stretching before sleep reduces the frequency and severity of nocturnal leg cramps in older adults: a randomised trial. |3 KB (338 words) - 13:48, 9 April 2012
- ...o tactical satellite communications. It has embedded encryption as well as frequency agility.2 KB (309 words) - 16:21, 30 March 2024
- {{r|ARC-230|AN/ARC-230}} [[ITU frequency bands|High Frequency (HF)]] [[radio]], built around Rockwell-Collins HF-121C voice and data ope4 KB (583 words) - 11:05, 14 June 2010
- * <code>FREQUENCY</code> statement (for providing optimization hints to the compiler)3 KB (481 words) - 04:23, 4 August 2009
- ...ircraft as large as the Royal Navy Merlin. They have a bow-mounted medium-frequency sonar, but neither dipping nor towed array sonar.2 KB (313 words) - 16:09, 27 June 2009
- ...ment, polyalphabetic ciphers of this type remained partially vulnerable to frequency analysis techniques<ref name="kahnbook" />. ...d-be cryptanalyst was unaware of the technique. Breaking a message without frequency analysis essentially required knowledge of the cipher used, thus encouragin9 KB (1,312 words) - 05:49, 8 April 2024
- which also shows a frequency behavior: at low frequencies the inversion layer responds completely and '' ...dently, ''C<sub>T</sub>'' and ''G<sub>p</sub>'' are found by measuring the frequency dependence in depletion. Parameter ''G<sub>n</sub>'' requires a measurement20 KB (3,427 words) - 06:28, 15 October 2013
- *[[direction finding|radio frequency direction finder]]2 KB (311 words) - 06:04, 8 April 2024
- #control over frequency features2 KB (320 words) - 18:33, 4 May 2010
- ...omagnetic radiation consists of parcels of energy hν, where ν is the frequency of the radiation.2 KB (344 words) - 11:40, 3 November 2021
- with zero-frequency gain ''A''<sub>0</sub> and angular frequency ω = 2π''f''. It is usual to describe the behavior of this function in the ...hat is, by the time constants of the open-loop amplifier. In contrast, the frequency of oscillation is set by μ, that is, by the feedback parameter through β'20 KB (3,032 words) - 09:34, 9 October 2013
- ...m [[latin|Latin]] ''ultra'' meaning beyond, i.e., ultraviolet has a higher frequency than violet in the [[Electromagnetic spectrum|spectrum]].2 KB (347 words) - 04:54, 14 March 2024
- *Angular frequency3 KB (474 words) - 15:58, 19 March 2022
- ...ranks between ca. 300-500 in frequency of use in written English.<ref name=frequency/> <ref name=frequency>9 KB (1,370 words) - 18:04, 9 September 2012
- ...medicine]], the [[absolute risk reduction]] is a measure that compares the frequency of a clinical outcome in group of patients exposed to a factor compared to3 KB (376 words) - 00:59, 23 November 2009
- [[Frequency Resolved Optical Gating|FROG]] systems <ref name="frog"> Measuring ultrashort laser pulses in the time-frequency domain using frequency-resolved optical gating.10 KB (1,562 words) - 07:20, 13 November 2013
- ...aws remained on the books in many communities, but were enforced with less frequency throughout the first half of the twentieth century and beyond. Beginning in3 KB (428 words) - 19:46, 25 June 2009
- Originally, the system [[IEEE frequency bands|X-band]] ground radar was a 30N6E (NATO '''FLAP LID'''), then 30N6E1 [[ITU frequency bands|VHF band]] radars, designated '''TALL KING''' by NATO, can be added f6 KB (867 words) - 18:41, 3 March 2024
- ...termined by subtracting the lower cut-off frequency from the upper cut-off frequency.9 KB (1,473 words) - 19:42, 6 June 2009
- The use of bladder [[ultrasonography]] may reduce the frequency of intermittent [[urinary catheterization]] among patients with [[spinal co ...}}</ref> Although the use of protocols with bladder scanners to reduce the frequency of urinary catheretization are recommended<ref name="pmid18840088">{{cite j8 KB (1,196 words) - 08:31, 18 October 2010
- During his time there, he measured the amplitude/frequency response of human ears, and used the results to design the first [[noise we ...f his only two [[Institution of Electrical Engineers|IEE]] papers, on high-frequency resistance measurement. This won the IEE's 'Premium' award for innovation.8 KB (1,168 words) - 07:32, 20 April 2024
- The AN/TPY-2 is a phased-array radar, which operates in the 8.55-10 GHz IEEE frequency bands|X band. Raytheon builds it as part of an X-band family, along with th3 KB (404 words) - 16:23, 30 March 2024
- where <math>f</math> is the frequency. Typical use of the term focuses on [[noise]]s with exponents in the range3 KB (541 words) - 19:57, 18 September 2021
- An electromagnetic wave being characterized by its [[frequency]] ν, Einstein postulated light quanta to be packets of [[Energy (scienc3 KB (430 words) - 18:04, 8 March 2010
- ...Most of the information in speech, as opposed to music, is carried in the frequency range from 300 to 4000 hertz, and a 4 KiloHertz (KHz) analog channel is con ...ly converted to digital one if it were sample at twice the highest analog frequency. In the case of the 4 KHz analog signal, that meant that 8000 digital sampl6 KB (935 words) - 16:24, 30 March 2024
- Among the main arguments for "gun control" are concerns that the frequency of gun crimes and accidents is proportional to the number (or percentage) o3 KB (470 words) - 23:19, 1 April 2024
- ...known as the Sewall Wright effect, cumulative stochastic changes in [[gene frequency|gene frequencies]] that arise from random births, deaths, and Mendelian seg ...was the height, plotted against horizontal axes representing the [[allele frequency|allele frequencies]] or the average phenotypes of the population. [[Natural7 KB (990 words) - 08:51, 30 June 2023
- ...ritime [[radio]], especially on [[ITU frequency bands|VHF]] but also [[ITU frequency bands|MF]], which gives "telephone numbers" called [[maritime mobile servic6 KB (1,015 words) - 10:16, 24 August 2010
- *center frequency3 KB (385 words) - 18:08, 1 April 2024
- ...o developed the Savart disk, a device which produced a sound wave of known frequency, using a rotating cog wheel as a measuring device.3 KB (430 words) - 10:36, 9 May 2009
- *''[[Frequency (film)|Frequency]]'' (2000)7 KB (999 words) - 10:47, 9 September 2023
- ...shing the barges, were equipped with radios, but they were not on the same frequency. ''Nola.com'' reported the disaster "spurred new regulations" which have h3 KB (440 words) - 12:11, 7 April 2023
- == Frequency ==10 KB (1,519 words) - 21:39, 1 September 2010
- ...013 }}</ref> However, [[vasopressin]] receptor antagonist may increase the frequency of rapid sodium correction although [[osmotic demyelination syndrome]] may3 KB (438 words) - 15:28, 22 May 2011
- ...h biological processes that interact with electromagnetic radiation over a frequency range that does not ionize biological molecules — from the higher-ene4 KB (478 words) - 15:45, 3 August 2012
- ...uage]]. This [[spectrogram]] as used in [[acoustic phonetics]] shows the [[frequency|frequencies]] of vibrations involved in the production of six [[British Eng3 KB (429 words) - 15:04, 9 March 2024
- Frequency assignments and signal characteristics are aligned with the [[International ...onders}}</ref> Current radar-SARTs are active beacons triggered by [[IEEE frequency bands|X-band]] radar signals; after 2010, they may respond to the [[Automat9 KB (1,388 words) - 08:41, 23 February 2024
- ...efore frequency has increased. As with [[electromagnetic wave]]s a higher frequency corresponds to a higher energy, in agreement with the expression for <math> ...s]] tells us that <math>\scriptstyle E_n/\hbar</math> must have units of [[frequency]], so let us define16 KB (2,810 words) - 11:31, 5 April 2011
- {{Image|SW1.gif|right||<small>Fig. 2. Fundamental mode, frequency ν<sub>0</sub>.</small>}} {{Image|SW2.gif|right||<small>Fig. 3. First overtone, frequency 2ν<sub>0</sub>.</small>}}17 KB (2,899 words) - 02:27, 24 March 2010
- ...the amplitude of the oscillation specifies the loudness of the sound, the frequency determines the pitch, and the form of the oscillation defines the tone. Mor ...13HZ whereas g' has a frequency of 783.991Hz, which is about six times the frequency of c. So they are overtones of the same fundamental.11 KB (1,798 words) - 03:46, 13 September 2013
- ...erized by a high frequency of both Gm ag and Gm ab3st but an extremely low frequency of Gm afb1b3." <ref> Matsumoto H (1988) Characteristics of Mongoloid and ne15 KB (2,394 words) - 12:02, 18 May 2023
- | title = Functional Role of Auditory Cortex in Frequency Processing and Pitch Perception3 KB (393 words) - 00:24, 18 July 2008
- ...atellites listen on the single [[UHF satellites|UHF]] international rescue frequency of 406 MHz.3 KB (449 words) - 10:42, 8 April 2024
- ...l disease.<ref name="pmid6702635">{{cite journal |author=Spodick DH |title=Frequency of arrhythmias in acute pericarditis determined by Holter monitoring |journ3 KB (440 words) - 23:22, 20 February 2010
- ...mes significantly harder with more advanced digital generations, which use frequency agility and advanced multiplexing.3 KB (527 words) - 07:27, 18 March 2024
- In females, LH is secreted in pulses throughout the ovarian cycle, but the frequency and amplitude of the pulses vary with changing levels of estrogen and proge3 KB (496 words) - 16:52, 28 February 2009
- ...[http://www.annals.org/cgi/content/full/142/6/439/T2 Table that quantifies frequency of symptoms]<br/>[http://www.annals.org/cgi/content/full/142/6/439/T3 Table The frequency of various signs and [[symptom]]s have been tabulated.<ref name="pmid1576768 KB (1,068 words) - 08:23, 10 September 2008
- ...mber of times per second that the vectors go through a full cycle is the [[frequency]] of the electromagnetic wave. ...mma-rays ([[radio-activity|radioactive rays]]) up to the [[VLF]] (very low frequency) radio waves of about 100 kilometer.25 KB (3,994 words) - 17:54, 17 April 2010
- ...For example, cueing can include telling an [[anti-radiation missile]] the frequency and other signatures of a threatening radar transmitter. The cueing can be3 KB (472 words) - 10:44, 8 April 2024
- ...ea, low-cost production of organic electronics. New products include radio-frequency identification (RFID) tags <ref>P. F. Baude, D. A. Ender, M. A. Haase, T. W3 KB (425 words) - 08:02, 12 November 2007
- ...self-exciting. The rhythmic contractions occur spontaneously, although the frequency can be changed by nervous or hormonal influences such as exercise or the pe4 KB (629 words) - 09:08, 1 March 2024
- ...''harmonics'', or ''upper partial tones''. A sound containing only ''one'' frequency, like that from a tuning fork, is called a ''pure tone'' or a ''simple tone ...The human auditory perception system also may have trouble distinguishing frequency ''differences'' between notes under certain circumstances.32 KB (5,025 words) - 10:07, 28 February 2024
- The frequency of its citation in the footnotes of other works indicates that Burnham's ar3 KB (503 words) - 01:48, 21 February 2010
- ...argeting. Periscope detection uses high scan speeds, high pulse repetition frequency, high resolution mode with advanced sea clutter rejection. The P8 has a Broadcast Info System (BIS) and secure [[ITU frequency bands|UHF]] [[satellite communications]] capability.7 KB (963 words) - 16:19, 19 April 2024
- ...avels, the more of this space lengthening it will experience, and the more frequency shift it will exhibit.</ref> and is credited with having established this a9 KB (1,494 words) - 05:47, 4 January 2010
- ...n can efficiently cause transitions between the nuclear spin states if the frequency of the electromagnetic radiation, ν, is equal to the energy difference &D4 KB (645 words) - 14:04, 28 March 2011
- ...fields the relative permittivity is in general a function of the [[angular frequency]] ω. The function ε<sub>''r''</sub>(ω) may vary stron10 KB (1,481 words) - 22:20, 22 April 2011
- Reliability of measurement may be improved by increasing the frequency of measurement.<ref name="pmid25283469">{{cite journal| author=Heapy A, Dzi4 KB (566 words) - 08:06, 30 July 2015
- ...The object of interest must emit or reflect electromagnetic radiation in a frequency range that the optics can focus onto a receiving device, which converts the4 KB (555 words) - 02:18, 7 April 2024
- ...ourse, the belief that we understand under what circumstances the resonant frequency is invariant.<ref name=NASA/><ref name=standard/> A corollary of such error ...al.'' |quote=After a brief overview...this paper discusses the systematic frequency shifts that limit the accuracy of the clock...We have set a goal of 5 × 1017 KB (2,623 words) - 09:04, 14 July 2015
- ...e of its rapid switching characteristics it is used in microwave and radio-frequency applications. ...''r<sub>D</sub>''. This ''transresistance amplifier'' exhibits a ''corner frequency'', denoted ''f<sub>C</sub>'':23 KB (3,734 words) - 07:29, 12 September 2013
- ...ous uncertainties of interferometry, and to uncertainties in measuring the frequency of the source.<ref name=Beers2> ...ber of wavelengths corresponds to an uncertainty of Δf=10 kHz in the frequency of the laser.<ref name=NRC>34 KB (5,178 words) - 10:12, 28 February 2024
- ...ock, determining when to take the faster one's state as an output bit. The frequency ratio is typically around 100:1, so quite minor variations in the slow one }}</ref> use two oscillators, and modulate the frequency of the slower one with thermal noise. The hardware includes a de-skewing op23 KB (3,650 words) - 05:49, 8 April 2024
- Given an electromagnetic wave with [[wavelength]] λ, its [[frequency]] ν is inversely proportional to λ: ν = ''c''/λ, where4 KB (577 words) - 13:21, 3 November 2021
- **Frequency and Gravimetry4 KB (656 words) - 14:43, 10 June 2010
- ...he people in distress. Radar for these applications, usually in the [[IEEE frequency bands|X-band]], normally depends on the reflections of its energy. When the4 KB (635 words) - 10:05, 24 August 2010
- ...l normal-sized (Dw/dw) chickens, and no differences in peak length or peak frequency between genotypes are observed. By contrast, in the dwarf mouse strain (lit ...tion, and refeeding results initially in low-amplitude pulses (at a higher frequency than the endogenous rhythm) giving way to normal 3h high-amplitude pulses w8 KB (1,288 words) - 00:04, 11 June 2010
- for any frequency <math>\omega.</math>4 KB (711 words) - 09:31, 26 March 2011
- ...<sub>A</sub> receptors. However, benzodiazepines do this by increasing the frequency of openings of channels in the cell membrane.<ref name="isbn0-07-145153-6"/4 KB (570 words) - 09:47, 30 January 2014
- ...pensated, that is, there is as much radiation Doppler shifted into a given frequency interval Δf as there is shifted out by uniform motion. ...y, but unfortunately if the energy spectrum does continue up to the Planck frequency, there may be 120 orders of magnitude more energy per cubic centimeter than16 KB (2,522 words) - 14:33, 14 May 2023
- ...luid. The maximal displacement of the basilar membrane is dependent on the frequency and intensity of the stimulus. ...how well a certain range of frequencies around a preferred characteristic frequency is contained in the original signal (the frequencies and intensities to whi25 KB (3,720 words) - 17:01, 21 March 2024
- | title = Acquisition Safety - Radio Frequency Radiation (RFR) Hazards ...ecially in the [[ITU frequency bands|very high frequency (VHF)]] and lower frequency range, metal cables, or any metal object long enough to act as an antenna,13 KB (1,960 words) - 11:04, 8 April 2024
- ...1">{{cite journal |author=Goff BA, Mandel LS, Melancon CH, Muntz HG |title=Frequency of symptoms of ovarian cancer in women presenting to primary care clinics |4 KB (556 words) - 21:28, 19 June 2014
- Earthquakes are very frequent, though the frequency varies inversely with the size of the earthquake - earthquakes as large as5 KB (707 words) - 19:37, 9 January 2021
- ...sis]] and [[spectral estimation]]: These topics deal with the study of the frequency content and components of a signal, and on development of techniques for es4 KB (713 words) - 01:42, 10 February 2010
- ...50%, because when we flip it an infinite number of times, that's what the frequency will be.4 KB (672 words) - 14:38, 30 January 2011
- ...es on the hair coat of dogs and cats without [[cutaneous]] lesions and the frequency of owners becoming infected. Many cases of tinea corporis in southern Ital ...r samples taken from cats during the winter months contributed to a higher frequency of infection. The majority of examined cats lived in ([[rural]]) areas whe10 KB (1,494 words) - 22:06, 1 March 2009
- ...radar#Pulse Doppler Radar|pulse-doppler system operating in the EU-NATO-US frequency bands|X-band. While radar#phased array radar|phased array radars frequently4 KB (554 words) - 16:22, 30 March 2024
- ...-18 GHz, provides radar warning, and 1.4 to 5 degree DF (depending on frequency). <ref name=Friedman2003 /><ref name=Fisher2005>{{citation ...-18 GHz, provides radar warning, and 1.4 to 5 degree DF (depending on frequency).14 KB (1,936 words) - 09:03, 9 August 2023
- ...quency of vibration]], in which case the pitch is uniquely related to that frequency at a given loudness.<ref name=Hallam/> ...f various pure tones. The various ''A''-notes are a factor of two apart in frequency, an ''octave'' (eight notes).<ref name=Gunther/> The number following a let30 KB (4,652 words) - 02:22, 27 October 2013
- ...ties. These ideal properties are independent of field strength, direction, frequency, or polarization, and from temperature.<ref name=Weiglhofer> ...not depend upon direction of propagation, field strength, polarization, or frequency. Consequently, classical vacuum is isotropic, linear, non-dichroic, and dis10 KB (1,488 words) - 12:29, 16 November 2011
- ...nd on the fate of the new budget in Congress. AEHF operates in a different frequency range and is more resistant to [[electronic warfare]] (EW) than the [[Wideb11 KB (1,530 words) - 10:20, 8 April 2024
- ...cation Reporting System (EPLRS), while the remainder use a commercial IEEE Frequency Bands| L-band satellite network. Both connectivity approaches have problems4 KB (589 words) - 16:22, 30 March 2024
- ...pacitively coupling modulated picoamperes currents through the body. A low frequency carrier (below 1 MHz) is used so very little energy is radiated outside the4 KB (609 words) - 21:25, 23 May 2010
- ..., a 2-pole low-pass filter, at least one (poly-mod) voltage-controlled low-frequency oscillator, and at least two envelope generators. The different keyboard's4 KB (593 words) - 09:41, 14 October 2009
- !Frequency (MHz)6 KB (733 words) - 12:46, 24 September 2007
- ...thor=Irwin RS, Curley FJ, French CL |title=Chronic cough. The spectrum and frequency of causes, key components of the diagnostic evaluation, and outcome of spec5 KB (675 words) - 21:08, 19 February 2010
- ...Although IEDs are not a new threat, they have been used with unprecedented frequency in Iraq and Afghanistan. While the decrease in successful attacks in Iraq i4 KB (624 words) - 15:30, 22 March 2023
- ...]) of molecules interacting with probing signals of known [[energy]] (or [[frequency]], according to [[Planck's constant|Planck's formula]]). [[Scattering theor11 KB (1,558 words) - 21:27, 10 November 2020
- ...stabilize]] the circuit by introducing a dominant pole. This is known as [[frequency compensation]]. ...product|gain bandwidth products]] of hundreds of megahertz. For very high-frequency circuits, a completely different form of op-amp called the [[current-feedba27 KB (4,146 words) - 19:58, 1 October 2013
- ...aff has to be designed for a specific threat, when the Germans changed the frequency of their SN2 airborne intercept radar in 1943, the "Window" then used by th5 KB (698 words) - 05:20, 31 March 2024
- ...are mainly determined by music-like features (such as pitch, amplitude-and frequency-modulations, timbre and rhythm), and it is assumed that human musical abili ...-like magnetoencephalography responses modulated by semantic context, word frequency and lexical class in sentences, Neuroimage, 200211 KB (1,593 words) - 14:31, 18 February 2024
- * '''Memory/Heuristic''' - uses frequency, inverse document frequency (TF-IDF) text retrieval method<br />12 KB (1,657 words) - 06:58, 23 July 2012
- Table 1.1 Frequency of Adult Lactose Intolerance within Population Groups <ref name=Jurmain2005 ...to ceasing the production of [[lactase]]. This would change the [[allele frequency]] making the expression of lactose intolerance genetically dominant. In15 KB (2,165 words) - 21:08, 26 October 2010
- ...; Allien, Stephanie; Pennell, Page B. (2022-02-22). "Variations in Seizure Frequency During Pregnancy and Postpartum by Epilepsy Type". Neurology. 98 (8): e802� ...equency and consider a shorter dosage interval (e.g., 10 weeks) if seizure frequency increases prior to the next dose (especially if on an enzyme-inducing ASM).14 KB (1,898 words) - 17:33, 7 December 2023
- ...and control using [[statistics| statistical]] determinations of incidence, frequency, prevalence and distribution. ...he time of year when there is more sunlight. [[Influenza]] shows a greater frequency during those times of the year when [[weather]] usually forces people insid16 KB (2,458 words) - 07:32, 20 April 2024
- ...wave vector is |'''k'''| = 2πν/''c'' = ω/''c'', with ν the frequency of the mode. The components of the vector '''k''' have discrete values (a c where ω ≡ 2πν is the fundamental frequency of the oscillator. The ground state of the oscillator is designated by | 023 KB (3,635 words) - 05:33, 1 April 2024
- ...ross Austereo's Triple M radio network. The station can be heard on DAB+ [[Frequency modulation|FM]] radios, mobile phones, and on-line. Triple M Classic Rock D ! Frequency (MHz)11 KB (1,519 words) - 14:35, 2 February 2023
- * [[ARC-230|AN/ARC-230]] [[ITU frequency bands|High Frequency (HF)]] [[radio]], built around Rockwell-Collins HF-121C voice and data ope8 KB (1,184 words) - 14:08, 31 March 2024
- ...analysts]], and the complex patterns observed in the newly-available high-frequency financial data, which suggested links to various contemporary developments6 KB (623 words) - 10:16, 26 September 2007
- ...tion. Essential tremor may be accompanied by mild gait disturbance. Tremor frequency may decrease as the person ages, but the severity may increase, affecting t ...d a temperature-controlled electrode is inserted into the thalamus. A low-frequency current is passed through the electrode to activate the tremor and to confi15 KB (2,251 words) - 21:21, 15 December 2013
- ...mmon physical buses are wireless, where the common medium is a given radio frequency.6 KB (923 words) - 12:40, 11 June 2009
- ...netically active nuclei in the presence of a magnetic field by using radio frequency electromagnetic radiation.<ref> I. I. Rabi.(1937) Phys. Rev., 51 652</ref> Pulses of radio-frequency electromagnetic radiation can be used to perturb the nuclear spin systems i41 KB (6,350 words) - 04:54, 21 March 2024
- ...ionizing radiation|ionizing]] type of [[electromagnetic radiation]] in the frequency range of 3×10<sup>16</sup> Hz to 3 × 10<sup>19</sup> Hz. They c6 KB (843 words) - 12:45, 30 March 2024
- ...tion of the disperse cortical and thalamic neurons populations during high frequency oscillations; it is also known that these synchronizations underlie specifi5 KB (781 words) - 07:20, 28 March 2023
- ...Wavelength is inversely proportional to frequency, so increasing the radar frequency can improve resolution. It can be difficult to generate high power at the h11 KB (1,590 words) - 09:03, 19 April 2024
- ...eech]]. This [[spectrogram]] as used in [[acoustic phonetics]] shows the [[frequency|frequencies]] of vibrations involved in the production of six [[British Eng5 KB (743 words) - 03:42, 9 July 2009
- ...on|nonspecific SIGINT]] sensor can cue a [[MASINT#Frequency Domain MASINT| Frequency Domain MASINT]] sensor that can help identify the purpose of the signal. If ...ff the ground if it had to carry antennas and receivers for every possible frequency and signal type.36 KB (5,247 words) - 05:49, 8 April 2024
- ...top of the wall having long since been lost. Some experts assert that the frequency of turrets and milecastles made such a walkway superfluous.5 KB (936 words) - 14:43, 17 January 2013
- ...To define the basic constituent order type in this case one has to look at frequency of different types in declarative affirmative main clauses in pragmatically6 KB (872 words) - 14:18, 18 February 2024
- ..., through an AN-|AN/ALQ-99 pod, jams more complex waveforms over a broader frequency range. This new device replaces four on the Prowler. <ref name=Colucci2008-5 KB (788 words) - 16:23, 30 March 2024
- ...thought to mainly be in maintaining satiety following a meal as it is meal frequency and not meal size that is altered. This suggested that the link between the ...tatic hypothesis can control short term feeding behaviours related to meal frequency and meal size but it does not seem to have a major impact over long term en13 KB (2,140 words) - 10:29, 1 December 2013
- ...r reason that if the frequency(ies) of the threat are known, flooding that frequency will be a more efficient use of the available power. More sophisticated jam same frequency to confuse navigation. The meaconing stations cause inaccurate bearings30 KB (4,571 words) - 06:56, 4 April 2024
- ...ty in the [[head]]; [[scalp]]; or [[neck]]. the subtypes are classified by frequency and severity of symptoms. there is no clear cause even though it has been a6 KB (838 words) - 21:18, 4 June 2012
- ...e spin states of nuclei in the presence of a magnetic field by using radio frequency electromagnetic radiation.<ref> I. I. Rabi.(1937) Phys. Rev., 51 652</ref> Pulses of radio-frequency electromagnetic radiation can be used to perturb the nuclear spin systems i39 KB (6,024 words) - 04:54, 21 March 2024
- ...racted. Given the simplifying assumption that the signal stays on a single frequency, it will still be necessary to determine the type of modulation in use. ...e.g., a given country's medium artillery batteries might be known to use [[frequency modulation]], of a certain bandwidth per channel, for its tactical communic12 KB (1,821 words) - 06:04, 8 April 2024
- where ω<sub>0</sub> = 2π/''T'' is called the ''fundamental frequency'' and its multiples 2ω<sub>0</sub>, 3ω<sub>0</sub>,... are call7 KB (1,088 words) - 10:11, 11 June 2012
- ...eam from Washington, DC. While there, Fessenden, experimenting with a high-frequency spark transmitter, successfully transmitted speech on December 23, 1900 ove ...transmitter — one that produced a pure sine-wave signal on a single frequency — would be far more efficient, particularly because it could be used18 KB (2,698 words) - 06:40, 17 November 2007
- ...e [[#Digital telephony|digital telephony]] was [[N carrier]], which used [[frequency modulation]] to put a [[group (telephony)]] of 12 channels onto a pair. ...lexing systems, intended for longer range, could combine groups into wider-frequency signals that usually traveled over [[coaxial cable]] rather than [[twisted21 KB (3,055 words) - 07:33, 20 April 2024
- ...events, called tip-of-the-tongue states, happen a lot and may increase in frequency as we grow older (Schwartz, 2002). They are metacognitive in nature because6 KB (874 words) - 21:11, 14 October 2010
- ...oard broadcast system that acts like a transponder, operating in the [[ITU frequency bands|VHF maritime frequencies]]. VHF is a short-range [[radio]] technology6 KB (862 words) - 07:23, 24 August 2010
- ...showing a direct relationship between the energy of the electrons and the frequency of the incident radiation (the radiation that strikes the solid matter).<re7 KB (963 words) - 03:55, 1 November 2010
- * that the High-frequency Active Auroral Research Program (HAARP) in [[Anchorage]], [[Alaska (U.S. st5 KB (845 words) - 15:33, 8 March 2023
- ===Frequency dependence=== ...re for a device biased in active mode. This circuit reduces the problem of frequency response to the ''RC'' time-constants related to charge and discharge of va25 KB (4,018 words) - 04:18, 1 November 2013
- ...the h-equivalent circuit of the transistor agree with the small-signal low-frequency circuit found using the transistor [[hybrid-pi model]] at the right. Notati ...ifier agree with the small-signal circuit found using the small-signal low-frequency [[hybrid-pi model]] for the transistor. Notation: ''r<sub>π</sub>'' = ba20 KB (3,085 words) - 10:38, 2 July 2011
- ...omic sequences by Fan Ge, Li-San Wang, and Junhyong Kim. They estimate the frequency of HGT events at about 2% of core genes per genome.<ref>Ge F ''et al'' (20013 KB (2,052 words) - 06:27, 15 September 2013
- ...spectrum disorder. The talent of absolute pitch can change over lifetime. Frequency levels can move or misalign. ...supposed to delay and weaken responses to stimuli that slightly differ in frequency and is vital for speech comprehension and working memory tasks for which au19 KB (2,889 words) - 10:27, 1 April 2024
- ...ot have disease will yield an accuracy of over 99%, whereas if the disease frequency were 999 in one thousand, the same guess would yield an accuracy near 1%.18 KB (2,610 words) - 05:45, 15 March 2024
- ...nd the longest wave length and highest energy corresponds with the highest frequency and shortest wavelength </ref>14 KB (2,338 words) - 10:18, 23 November 2011
- ...ox, where now energy determines the oscillatory time dependence instead of frequency. Thus, a particle is able to exist in the box with only a set of discrete e17 KB (2,678 words) - 10:12, 9 May 2011
- ...climax" community unattainable. Climate change often occurs at a rate and frequency sufficient to prevent arrival at a climax state. Additions to available sp7 KB (984 words) - 06:22, 9 June 2009
- ...nted properly, Jewish laws could serve to regulate the timing, potency and frequency of marital relations so as to maximize reproductive outcomes. ...ng of marital relations so as to synchronize with the menstrual cycle. The frequency of martial relations, moreover, is governed by Jewish laws concerning the h15 KB (2,299 words) - 14:02, 24 November 2023
- ...ttke H, Rau T, Heide R, Bergmann K, Böhm M, Weil J et al.| title=Increased frequency of cytochrome P450 2D6 poor metabolizers among patients with metoprolol-ass7 KB (1,032 words) - 13:16, 2 February 2023
- ...which controlled AAA. These reports were sent by ITU frequency bands|high-frequency (HF) radiotelegraphy, in standardized message formats where only the speci ...mmunications systems emanated from Air Defense Headquarters, including ITU frequency bands|VHF voice}}, landlines, and HF/MF. Due to the need to move informatio18 KB (2,744 words) - 04:39, 5 April 2024
- ...well as the [[MQ-9 Reaper]]. This package is optimized to intercept lower-frequency communications, such as mobile telephones. It is also carried by the [[MQ-46 KB (820 words) - 12:05, 31 March 2024
- ...hate) that are added to the Bays by human activities may contribute to the frequency and intensity of blooms.7 KB (1,042 words) - 20:35, 9 December 2022
- ...gy Control Regime (MCTR). Where COBRA JUDY is built into a ship, this dual frequency (S- and X-band) radar is transportable, capable of operating on ships or on6 KB (881 words) - 12:24, 22 March 2024
- ...He was (for both fracture healing and regeneration) not concerned with the frequency aspect of the stimulation − in contrast to e.g. [[Royal Rife]] and [[Huld ...e health impact of extremely low frequency electromagnetic fields and high frequency waves were drawn up and proposed to international political institutions (W22 KB (3,131 words) - 10:15, 8 April 2023
- |+ Dosing frequency and compliance7 KB (1,000 words) - 05:51, 7 May 2015
- Additional modes operated in a "broadband" mode as a modulated radio frequency signal on cable television distribution systems, and with optical signaling7 KB (1,105 words) - 07:29, 18 March 2024
- ==[[Frequency]]== Frequency is the repetition rate at which cyclical (repetitive) phenomena repeat.45 KB (6,572 words) - 12:36, 9 March 2024
- * Frequency band: 2.4 GHz7 KB (1,122 words) - 07:28, 25 April 2023
- ...f J, Quigley EM |title=An examination of the reliability of reported stool frequency in the diagnosis of idiopathic constipation |journal=Am. J. Gastroenterol.8 KB (1,081 words) - 09:21, 19 July 2010
- ...ence''' (SCR) is a timing value stored in a 33-bit header of each ES, at a frequency/precision of 90 kHz, with an extra 9-bit extension that stores additional t ...converts the 64 uncompressed pixel values (brightness) into 64 different ''frequency'' values. One (large) '''DC coefficient''', which is the average of the en60 KB (8,883 words) - 02:16, 18 November 2009
- ...hate) that are added to the Bays by human activities may contribute to the frequency and intensity of blooms.7 KB (1,111 words) - 22:47, 26 October 2013
- ...l constants ''m'', ''k'', and ''h''. As a first step we define the angular frequency ω ≡ √''k''/''m'', the same formula as for the classical10 KB (1,632 words) - 21:28, 11 September 2021
- ...include a [[emergency position indicating radio beacon]] (EPIRB) and [[ITU frequency bands|VHF]] [[radio]] equipped with [[digital selective calling]] (DSC) and8 KB (1,088 words) - 04:30, 21 March 2024
- ...SM, Barnsley L, Wallis BJ, McDonald GJ, Bogduk N| title=Percutaneous radio-frequency neurotomy for chronic cervical zygapophyseal-joint pain. | journal=N Engl J7 KB (1,060 words) - 10:35, 8 May 2014
- ...t|500px|This [[spectrogram]] as used in [[acoustic phonetics]] shows the [[frequency|frequencies]] of vibrations involved in the production of six [[British Eng9 KB (1,366 words) - 08:10, 4 September 2010
- ..."The Differential Effects of Three Simulated Systems of Inbreeding on the Frequency of the tw Allele in Wild Populations of Mus Musculus on nomination of Richa7 KB (1,033 words) - 08:41, 23 February 2024
- ...etection (LPI/LPD) because off-the-shelf radios can be [[frequency agility|frequency agile]], [[spread spectrum]], and transmit in bursts. Even further, FAPSI provided commercial secure communications, leasing radio frequency bands and government communications lines to both domestic and foreign comp21 KB (2,986 words) - 06:04, 8 April 2024
- ...xt{Weight}_{ij} = \text{Term frequency}_{ij} \times \text{Inverse document frequency}_{ij}</math> <math>\text{Inverse document frequency}_{i} = \text{log} \left ( \frac{\text{number of documents}}{\text{number o42 KB (5,875 words) - 11:11, 29 March 2012
- | title = Frequency of Acute Coronary Syndrome in Patients with Normal Electrocardiogram Perfor8 KB (1,069 words) - 12:25, 5 June 2014
- ...ange of disorders covered by the SVPA, <blockquote>cit[ing] the increasing frequency of incidents involving [respondent], increasing intensity of the incidents,8 KB (1,243 words) - 08:50, 24 June 2023
- ...ical synapses act as [[low-pass filters]] (preferentially transmitting low-frequency signals) as a consequence of a [[capacitance]] and [[conductance]] of the p8 KB (1,049 words) - 23:27, 6 February 2010
- #'''Frequency of dosing and route of administration''': All are injectable, but need vari8 KB (1,138 words) - 02:03, 4 November 2010
- ....ahajournals.org/cgi/pmidlookup?view=long&pmid=14609996 |issn=}}</ref> The frequency of death from any cause fell from 2.8% to 2.2% ([[number needed to treat]] ....ahajournals.org/cgi/pmidlookup?view=long&pmid=14609996 |issn=}}</ref> The frequency of death from any cause fell from 2.8% to 2.2% ([[number needed to treat]]18 KB (2,514 words) - 01:24, 1 June 2012
- ...y a particle called the [[photon]] with a discrete energy dependent on its frequency. This led to a [[Photon polarization|theory of unity]] between subatomic pa ...efine energy. Max Planck discovered a constant that when multiplied by the frequency of any wave gives the energy of the wave. This constant is referred to by t37 KB (5,578 words) - 04:54, 21 March 2024
- ...h apes living in different areas show that terrestrial apes show a higher frequency oof horizontal scanning) - 35 million SNPs --> frequency of 1.06%17 KB (2,525 words) - 03:39, 20 July 2013
- The frequency of various symptoms has been studied using collegiate [[football]] players: ! !! Frequency20 KB (2,669 words) - 11:45, 7 July 2011
- ==Frequency of occurrence==28 KB (3,923 words) - 14:09, 2 February 2023
- ...ISC]] CPU with 32-bit Instruction Set and 128-bit FPU functions (operating frequency: 200 [[MHz]], 360 [[Instructions per second|MIPS]], 1.4 GFLOPS)8 KB (1,068 words) - 04:34, 2 March 2024
- ...ssion is usually via satellite, but some countries are using coastal [[ITU Frequency Bands|VHF]] repeater systems.9 KB (1,282 words) - 10:13, 24 August 2010
- One caveat is that a Chessmetrics rating takes into account the frequency of play. According to Sonas, "As soon as you go a month without playing, yo9 KB (1,454 words) - 12:13, 24 February 2009
- *[http://www.tandfonline.com/doi/abs/10.1080/00908319508946091 Low-Frequency Electric and Magnetic Fields] Evaluation of Power Lines9 KB (1,280 words) - 08:12, 20 September 2013
- ...es or mites and by direct cell to cell transfer. Such transfers occur at a frequency that is low compared with the hybridization that occurs during pollination, Since neither selection nor low mutation frequency can explain the similar DNA between the grasses, the authors conclude, a tr19 KB (2,833 words) - 22:11, 14 February 2010
- == Frequency and statistics== .... Consequently, no accurate study has ever been conducted to determine the frequency of snakebites on the international level. Despite this, many encyclopedia a34 KB (5,336 words) - 14:21, 8 March 2024
- ...ctors of '''F''' (last six rows of '''Q''') have eigenvalue zero (are zero-frequency modes). They span the ''external space''. ...ero-frequency eigenvectors are orthogonal to the eigenvectors of non-zero frequency.31 KB (4,757 words) - 02:20, 27 October 2013
- ...e possible to Congress to deliberate questions of war. With the increasing frequency of surprise attacks in the twentieth century, it was understood forces need9 KB (1,455 words) - 20:45, 2 April 2024
- ...ficial compendia as one that allows at least a twofold reduction in dosing frequency as compared to that drug presented as a conventional dosage form (e.g., as14 KB (1,981 words) - 13:19, 2 February 2023
- ...light is white (that is, consists of all colors of the spectrum) then the frequency of the light that is reflected is determined by the particular wavelengths9 KB (1,500 words) - 05:09, 6 September 2021
- ...bob, and '''''r''''' is the radius vector from the origin to the bob. The frequency ''ω'' is related to the period ''T'' of the swing as:12 KB (2,156 words) - 12:50, 6 March 2011
- ...ion]] over successive generations, as determined by shifts in the [[allele frequency|allele frequencies]] of [[gene]]s. Over time, this process can result in [[ ...called [[Neutral theory of molecular evolution|neutral mutations]]. Their frequency in the population is governed by mutation rate, genetic drift and selective53 KB (7,846 words) - 16:55, 24 May 2012
- ...sed a [[Probability| frequentist]] picture: probability refers to relative frequency in many repetitions. Also, it didn't address the issue of whether the speci12 KB (2,083 words) - 16:41, 18 February 2021
- ...=Muller JE, Stone PH, Turi ZG, ''et al'' |title=Circadian variation in the frequency of onset of acute myocardial infarction |journal=N. Engl. J. Med. |volume=3 ...ansient left ventricular dysfunction syndrome (tako-tsubo cardiomyopathy): frequency, mechanisms, and prognosis |journal=Chest |volume=132 |issue=3 |pages=809�31 KB (4,213 words) - 07:18, 28 March 2023
- The results plot energy versus frequency. A spectral plot represents radiant intensity versus wavelength at an insta ...ws discrimination of refined signatures, based on a large number of narrow frequency bands across a wide spectrum.<ref name=Kolodner>{{cite web19 KB (2,668 words) - 12:26, 22 March 2024
- ...events, called tip-of-the-tongue states, happen a lot and may increase in frequency as we grow older (Schwartz, 2002). They are metacognitive in nature because10 KB (1,555 words) - 15:54, 15 May 2011
- ...ity), which has first been investigated only with physical deviants like [[frequency]], [[intensity]], [[timbre]] deviants (referred to as [[phMMN]]) and could ...ented with a regular chord. Contrary to this finding the phMMN elicited by frequency deviants did not interact with the LAN.25 KB (3,966 words) - 13:48, 18 February 2024
- ...y, in a given direction, of a source that emits monochromatic radiation of frequency 540 x 10<sup>12</sup> hertz and that has a radiant intensity in that direct | [[Frequency]]23 KB (3,590 words) - 20:32, 4 February 2024
- ...the variants, identified in the region encoding beta-MSH, had an increased frequency compared to the control group. Individuals with the mutation were more like9 KB (1,121 words) - 13:51, 14 November 2010
- ...duce offspring that can mature and reproduce, will tend to ''multiply'' in frequency among members of the species over generations. ...tion's so-called [[gene frequency]], or [[allele frequency]], the relative frequency of [[allele]]s for particular gene loci in the evolving population, measure49 KB (7,544 words) - 04:34, 19 September 2013
- ...n transferable plasmids. The resistant plasmids can be transferred with a frequency ranging from 2x10<sup>-4</sup> to 4x10<sup>-2</sup> per donor cells. Theref10 KB (1,337 words) - 01:38, 1 November 2013
- ...cination that the Western world holds of this practice has intensified the frequency of this ritual. What was once a way of exhibiting dominance and showing fie11 KB (1,749 words) - 09:04, 8 June 2009
- Q fever is present worldwide, except in [[New Zealand]]. The frequency ranges from 5% in [[urban]] areas to 30% in [[rural]] areas. The [[United K9 KB (1,339 words) - 12:54, 4 April 2009
- ...is MA involved magnetic properties of iron which he investigated with high-frequency radio waves, discovered by [[Heinrich Rudolf Hertz]] in the late 1880s.10 KB (1,594 words) - 09:11, 12 October 2013
- ...or=Montague BT, Ouellette JR, Buller GK| title=Retrospective review of the frequency of ECG changes in hyperkalemia. | journal=Clin J Am Soc Nephrol | year= 2009 KB (1,391 words) - 13:22, 22 May 2012
- ...s), also in terms of the [http://friendfeed.com/search?q=computer updating frequency].<br />12 KB (1,780 words) - 23:21, 22 September 2010
- ...ctave) and the overlap in vibration patterns compromises the resolution of frequency on the basilar membrane, leading to beating and the perception of roughness20 KB (2,878 words) - 15:43, 9 November 2008
- ...e skin, which not only makes a baby more comfortable, but also reduces the frequency and severity of [[diaper rash]]. Cloth diapers have improved in their cons10 KB (1,582 words) - 00:28, 26 October 2013
- ...es measured were bait selection frequency, vaccine container (VC) puncture frequency, and consumption. Results showed that bait characteristics such as flavor,20 KB (2,992 words) - 20:47, 9 June 2010
- ...the relative head size of ''C. cerastes'' is larger and there is a greater frequency of horned individuals (13% versus 48% respectively).<ref name="Mal03"/><ref9 KB (1,288 words) - 14:20, 8 March 2024
- ...can be rejected at once. More heuristic rejection rules can use character frequency or word recognition. It would be quite difficult to get a computer to recog11 KB (1,819 words) - 05:48, 8 April 2024
- ADRs may be described by their frequency and severity ===Frequency===39 KB (5,361 words) - 17:35, 10 February 2024
- ...l evidence that natural horizontal gene transfer does occur in plants at a frequency that is significant over evolutionary time scales. Over the evolutionary ti ...icant ecological impact if the plants receiving the trait ccan increase in frequency and persist in natural populations. This can occur:22 KB (3,139 words) - 14:32, 2 February 2023
- :* '''Spectral resolution''' is the number of discrete frequency (or equivalent) bands recorded in an individual pixel. Remember that relati11 KB (1,709 words) - 12:25, 22 March 2024
- ...the magnetic field and precess in relation to the field. Applying a radio-frequency pulse perpendicular to this field causes them to move in phase.10 KB (1,408 words) - 04:54, 21 March 2024
- ...gy Control Regime (MCTR). Where COBRA JUDY is built into a ship, this dual frequency (S- and X-band) radar is transportable, capable of operating on ships or on ...frasound microbarographs (acoustic pressure sensors) that detect very low-frequency sound waves in the atmosphere produced by natural and man-made events.21 KB (3,064 words) - 05:12, 31 March 2024
- ...riginal analog frequency. Nyquist proved this was true because an audible frequency must be sampled once for compression and once for rarefaction. For example34 KB (5,058 words) - 15:11, 9 August 2020
- ...crypted results each time. Monoalphabetic ciphers are highly vulnerable to frequency analysis attacks, so mechanical cryptosystems are generally polyalphabetic.12 KB (1,744 words) - 05:48, 8 April 2024
- ...]]s). Einstein's energy parcels are of size ''hν'', where ν is the [[frequency]] of the [[electromagnetic wave]]s.<ref>For black-body radiation ν is ab13 KB (1,900 words) - 10:49, 30 November 2009
- ...number of bumps and the rotation speed of the wheel determines the tone's frequency. A synchronous motor turns the wheels through a set of axles and gears. The10 KB (1,645 words) - 09:14, 2 March 2024
- ...trations is recommended, although clinical judgment should guide the exact frequency of monitoring (level of evidence, 3; grade of recommendation, B).12 KB (1,633 words) - 12:06, 27 November 2010
- ...mid3421564">{{cite journal| author=Manu P, Lane TJ, Matthews DA| title=The frequency of the chronic fatigue syndrome in patients with symptoms of persistent fat14 KB (1,974 words) - 11:52, 2 February 2023
- ...which has always been the disgrace of our art – by at once diminishing the frequency of administration of drugs and lessening their dose.” (Chapter VII, pp 1610 KB (1,529 words) - 09:50, 20 September 2013
- ...as limited to 10kHz, but he later obtained permission to move to a carrier frequency to 4.95 MHz with a bandwidth of 100 kHz. Jenkins employed a rotating [[mirr ...r found itself on solid financial ground. Forced to expand on [[Ultra high frequency|UHF]] channels during an era when UHF was not profitable, DuMont ceased bro40 KB (5,986 words) - 07:32, 20 April 2024
- ...first intercourse, the average frequency outside marriage, and the average frequency inside. Voluntary abstinence is a simple and highly effective technique to23 KB (3,782 words) - 00:11, 19 April 2014
- ...first intercourse, the average frequency outside marriage, and the average frequency inside. Voluntary abstinence is a simple and highly effective technique to23 KB (3,791 words) - 08:23, 1 September 2013
- ...f action potentials arriving in rapid succession. The phenomenon is called frequency dependence of synaptic transmission. The nervous system exploits this prope13 KB (1,838 words) - 17:09, 21 March 2024
- ...Cystitis is usually associated with painful urination (dysuria), increased frequency, urgency, and suprapubic pain."<ref>{{cite web |url=http://www.nlm.nih.gov/14 KB (1,798 words) - 12:23, 7 May 2009
- ...Studies in Frontotemporal Dementia] Boccardi, M. (2006). There are varied frequency values in the literature, some as high as 25% of all adult onset and 7-15%11 KB (1,654 words) - 09:12, 31 August 2010
- ...t the field. By exciting the nuclei with energy, typically in the [[radio frequency]] range of the [[electromagnetic spectrum]], the lowest energy state is exc15 KB (2,459 words) - 17:02, 7 March 2024
- ...pecies, bird or fish are at a higher level, etc. Similarly, the notion of frequency is very closely tied to the basic level, but is hard to pinpoint.11 KB (1,747 words) - 00:06, 8 March 2024
- ...ch as [[schedule|scheduling]], [[register allocation]] in [[compiler]]s, [[frequency assignment]] in [[mobile radio]]s, and [[pattern matching]]. It has even b14 KB (2,315 words) - 00:35, 9 February 2010
- D. Attacks have a frequency from one every other day to 8 per day<br>13 KB (1,805 words) - 05:11, 27 August 2014
- ...tance to wind and seismic loadings, especially performance near [[Resonant frequency|resonant frequencies]], which affect the overall stability of a structure a13 KB (1,853 words) - 07:08, 12 September 2013