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audio frequency

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audio frequency

a frequency in the range 20 hertz to 20 000 hertz. A sound wave of this frequency would be audible to the human ear
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

audio frequency

[¦ȯd·ē·ō ¦frē·kwən·sē]
(acoustics)
A frequency that can be detected as a sound by the average young adult, approximately 15 to 20,000 hertz. Abbreviated af. Also known as sonic frequency; sound frequency.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

audio frequency

Any frequency of oscillation of a sound wave which is audible; usually in the range between 15 and 20,000 Hz (cycles per second).
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.

audio frequency

Frequencies between 15 Hz and 25 kHz, which are audible to the human ear.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
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References in periodicals archive
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NIST plans to transfer the frequency dependence data to the Farad Bank and other reference capacitance standards, so that in the near future, improved capacitance calibrations will be available from NIST for the entire audio frequency range.
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