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

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|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.
|Signal envelopes.png|Top and bottom envelope functions for a modulated sine wave.
|Sound envelope of a musical note.png|Envelope of a musical tone
|Sawtooth Fourier series.png|First six terms of Fourier series for sawtooth.
|Sawtooth Fourier series.png|First six terms of Fourier series for sawtooth.
|Musical clefs.png|Musical clefs arranged on a stave.
|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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Revision as of 07:57, 15 June 2012

Data generated by Aleksander Stos. Thirty-day moving average of edit activity on CZ
(CC) Image: John R. Brews & Aleksander Stos
Data generated by Aleksander Stos. Thirty-day moving average of edit activity on CZ
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 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.
Top and bottom envelope functions for a modulated sine wave.
© Image: John R. Brews
Top and bottom envelope functions for a modulated sine wave.
First six terms of Fourier series for sawtooth.
(PD) Image: John R. Brews
First six terms of Fourier series for sawtooth.
Musical clefs arranged on a stave.
(PD) Image: John R. Brews
Musical clefs arranged on a stave.
Envelope of a musical tone
(PD) Image: John R. Brews
Envelope of a musical tone
Approximate spectrum of four instruments playing A4: 440 Hz
(PD) Image: John R. Brews
Approximate spectrum of four instruments playing A4: 440 Hz
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