5 seconds of a 220-hertz sine wave.

Date

6 December 2008)

Source I used the program at User:Army1987/waveforms.c, with 
gcc -DWAVEFORM=0 -std=c99 -lm waveforms.c -o sine
./sine | oggenc -r -C 1 - -o sine.ogg
vorbisgain sine.ogg
Author

Army 1987 (t — c)

Permission (Reusing this image)

See below.

Date

4 May 2009) (original upload date)

Source

Transferred from it.wikipedia; transferred to Commons by User:Fale using CommonsHelper.

Author

Original uploader was Eio at it.wikipedia

Permission (Reusing this image)

CC-BY-SA-3.0; Released under the GNU Free Documentation License.

License information

Eio at it.wikipedia, the copyright holder of this work, has published or hereby publishes it under the following licenses:
This file is licensed under the Creative Commons Attribution ShareAlike 3.0 License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license identical to this one. Official license

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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License".

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current12:44, 11 May 20092.3s (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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