File:Tone 440Hz.ogg

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Tone_440Hz.ogg(Ogg Vorbis sound file, length -2.0 s, -23,616 bps)

This file is from Wikimedia Commons and may be used by other projects. The description on its file description page there is shown below.

Summary

Description
English: The A440 (A above middle C) tone, which is used as a general tuning standard for musical pitch. It is also broadcast by WWV, the radio station of the National Institute of Standards and Technology.
Date Originally uploaded to en.wikipedia on 3 February 2004.
Source Transferred from en.wikipedia.
Author Original uploader was Denelson83 at en.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 en.wikipedia.
  • 2004-02-03 23:10 Denelson83 0×0× (5904 bytes) 440 Hz tone

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3 February 2004

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Date/TimeThumbnailDimensionsUserComment
current13:50, 27 March 2009-2.0 s (6 KB)BotMultichill {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|440 Hz tone}} |Source=Transferred from [http://en.wikipedia.org en.wikipedia] |Date=2004-02-03 (origin

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