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IEC 60303 Ed. 1.0 Edition 01/1970
IEC provisional reference coupler for the calibration of earphones used in audiometry
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Abstract

The coupler is recommended as a simple and ready means for the exchange of specifications on audiometers and for calibration of earphones used in audiometry, even though the sound pressure developed by an earphone is not, in general, the same in the coupler as in a person's ear. Has the status of a technical report.

Status

Standard - Superseded

Origin

Technical Committee :
29 : Electroacoustics

Implementation

start of the vote on the project      date of ratification (dor)   
end of the vote on the project      date of anouncement (doa)   
start of the vote on the final project      date of publication (dop)   
end of the vote on the final project      date of withdrawal (dow)   


Publication Official Journal
of the Grand-Duchy of Luxembourg
Reference

Relations

Evolutions
IEC 60318-3 Ed. 1.0

International Classification for Standards (ICS codes) :

17.140.50 : Electroacoustics
33.160.50 : Accessories

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