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audio frequency

   Also found in: Medical, Legal, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
audio frequency
n. Abbr. AF
A range of frequencies, usually from 15 hertz to 20,000 hertz, characteristic of signals audible to the normal human ear.
audio frequency
n
(Physics / General Physics) a frequency in the range 20 hertz to 20 000 hertz. A sound wave of this frequency would be audible to the human ear
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.audio frequencyaudio frequency - an audible acoustic wave frequency  
audio
frequence, frequency, oftenness - the number of occurrences within a given time period; "the frequency of modulation was 40 cycles per second"; "the frequency of his seizures increased as he grew older"


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? Mentioned in ? References in periodicals archive
 
Until recently, there was a lack of a well-characterized reference capacitor over the audio frequency range, resulting in large assigned uncertainties for capacitance calibrations to account for the uncharacterized frequency dependence of the Farad Bank.
NIST establishes reference for measuring frequency dependence of ... by Journal of Research of the National Institute of Standards and Technology
Operating on the no-license-required FRS frequencies, it provides access to 14 simplex channels, each of which can be tagged with any one of 38 different audio frequency squelch codes.
Technotalk by Husick, Chuck / BOAT/U.S. Magazine
These devices were first used for accurate calibration of ammeters and voltmeters in the audio frequency range (84) and later at radio frequencies (85) for measurements of voltage, current, and power.
The ampere and electrical standards by Williams, Edwin R. / Journal of Research of the National Institute of Standards and Technology
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