User:John R. Brews/Miscellaneous: Difference between revisions

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|Note frequencies.png|Frequencies of various pure tones. The various ''A''-notes are a factor of two apart in frequency.
|Note frequencies.png|Frequencies of various pure tones. The various ''A''-notes are a factor of two apart in frequency.
}}
{{Gallery-mixed
|width=200
|lines=3
|Average CZ edits per day.PNG|Thirty-day moving average of edit activity on CZ. [http://en.citizendium.org/wiki/File:Editsbyday30.png Data by Aleksander Stos.]
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|Classical mechanics timeline.PNG|Timeline for key scientists in [[classical mechanics]]
|Classical mechanics timeline.PNG|Timeline for key scientists in [[classical mechanics]]
|Average CZ edits per day.PNG|[http://en.citizendium.org/wiki/File:Editsbyday30.png Data] generated by Aleksander Stos. Thirty-day moving average of edit activity on CZ
 
|WP Articles.png|Number of articles on English Wikipedia vs. year. (Data from Wikipedia)
|WP Articles.png|Number of articles on English Wikipedia vs. year. (Data from Wikipedia)
|Applicants for adminship.png|Number of applicants for administrator privileges on English Wikipedia by year. (Data from [http://en.wikipedia.org/wiki/Wikipedia:Unsuccessful_adminship_candidacies_%28Chronological%29 Wikipedia].
 
|Applicants for adminship.png|Number of applicants for administrator privileges on English Wikipedia by year. (Data from [http://en.wikipedia.org/wiki/Wikipedia:Unsuccessful_adminship_candidacies_%28Chronological%29 Wikipedia]
 
|WP New Editors.png|Number of new accounts per month on WP over its lifetime. (Data from [http://stats.wikimedia.org/EN/TablesWikipediaEN.htm Wikimedia].)
|WP New Editors.png|Number of new accounts per month on WP over its lifetime. (Data from [http://stats.wikimedia.org/EN/TablesWikipediaEN.htm Wikimedia].)
|WP New articles per day.png|New articles per day on English Wikipedia. Average drop in production is 135/year. Data from [http://stats.wikimedia.org/EN/TablesWikipediaEN.htm Wikimedia]
|WP New articles per day.png|New articles per day on English Wikipedia. Average drop in production is 135/year. Data from [http://stats.wikimedia.org/EN/TablesWikipediaEN.htm Wikimedia]
|Number of very active WP contributors.png|Number of English WP contributors making 100+ edits/month by year. Average drop is 93/year. Data from [http://stats.wikimedia.org/EN/TablesWikipediansEditsGt100.htm Wikimedia].
|Number of very active WP contributors.png|Number of English WP contributors making 100+ edits/month by year. Average drop is 93/year. Data from [http://stats.wikimedia.org/EN/TablesWikipediansEditsGt100.htm Wikimedia].
|Signal envelopes.png|Top and bottom envelope functions for a modulated sine wave.
 
|Sawtooth Fourier series.png|First six terms of Fourier series for sawtooth.
|Blocks per day 2012.png|Blocks per day in 2012 on English Wikipedia. Data from [http://en.wikipedia.org/wiki/Special:BlockList Wikipedia].
|Musical clefs.png|Musical clefs arranged on a stave.
 
|Sound envelope of a musical note.png|Envelope of a musical tone
|Instrument spectra (A4-440Hz).png|Approximate spectrum of four instruments playing A4: 440 Hz
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Latest revision as of 04:07, 22 November 2023


The account of this former contributor was not re-activated after the server upgrade of March 2022.


Frequencies of various pure tones. The various A-notes are a factor of two apart in frequency.
(PD) Image: John R. Brews
Thirty-day moving average of edit activity on CZ. Data by Aleksander Stos.
(CC) Image: John R. Brews & Aleksander Stos
Thirty-day moving average of edit activity on CZ. Data by Aleksander Stos.
Timeline for key scientists in classical mechanics
(PD) Image: John R. Brews
Timeline for key scientists in classical mechanics
Number of articles on English Wikipedia vs. year. (Data from Wikipedia)
(PD) Image: John R. Brews
Number of articles on English Wikipedia vs. year. (Data from Wikipedia)
Number of applicants for administrator privileges on English Wikipedia by year. (Data from Wikipedia
(PD) Image: John R. Brews
Number of applicants for administrator privileges on English Wikipedia by year. (Data from Wikipedia
Number of new accounts per month on WP over its lifetime. (Data from Wikimedia.)
(PD) Image: John R. Brews
Number of new accounts per month on WP over its lifetime. (Data from Wikimedia.)
New articles per day on English Wikipedia. Average drop in production is 135/year. Data from Wikimedia
(PD) Image: John R. Brews
New articles per day on English Wikipedia. Average drop in production is 135/year. Data from Wikimedia
Number of English WP contributors making 100+ edits/month by year. Average drop is 93/year. Data from Wikimedia.
(PD) Image: John R. Brews
Number of English WP contributors making 100+ edits/month by year. Average drop is 93/year. Data from Wikimedia.
Blocks per day in 2012 on English Wikipedia. Data from Wikipedia.
(PD) Image: John R. Brews
Blocks per day in 2012 on English Wikipedia. Data from Wikipedia.
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