File:220 Hz sine wave.ogg
220_Hz_sine_wave.ogg (Ogg Vorbis sound file, length 5.0 s, 18 kbps, file size: 11 KB)
 | This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help. |
Summary
| Description |
English: 5 seconds of a 220-hertz sine wave |
| Date |
4 May 2009 (original upload date) |
| Source |
Transferred from it.wikipedia to Commons by Fale using CommonsHelper. gcc -DWAVEFORM=0 -std=c99 -lm waveforms.c -o sine
./sine | oggenc -r -C 1 - -o sine.ogg
vorbisgain sine.ogg
|
| Author |
Arm1987 at Italian Wikipedia The original uploader was Eio at Italian Wikipedia. |
Licensing
|
This work is ineligible for copyright and therefore in the public domain because it consists entirely of information that is common property and contains no original authorship. |
Original upload log
The original description page was here. All following user names refer to it.wikipedia.
- 2009-05-04 19:39 Eio 0×0× (11402 bytes) Da en:wiki http://en.wikipedia.org/wiki/File:220_Hz_sine_wave.ogg {{Information |Description=5 seconds of a 220-hertz sine wave. |Source=I used the program at [[User:Army1987/waveforms.c]], with <source lang="bash">gcc -DWAVEFORM=0 -std=c99
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 12:44, 11 May 2009 | 5.0 s (11 KB) | File Upload Bot (Magnus Manske) | {{BotMoveToCommons|it.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{it|Da en:wiki http://en.wikipedia.org/wiki/File:220_Hz_sine_wave.ogg {{Information |Description=5 seconds |
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