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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)

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Summary edit

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.

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 Arm1987 at Italian Wikipedia
The original uploader was Eio at Italian Wikipedia.

Licensing edit

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 edit

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

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Date/TimeThumbnailDimensionsUserComment
current12:44, 11 May 20095.0 s (11 KB)File Upload Bot (Magnus Manske) (talk | contribs) {{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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Transcode status

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Format Bitrate Download Status Encode time
MP3 90 kbps Completed 01:56, 19 December 2019 0.0 s

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