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IEC 60318-3 Ed. 1.0 Edition 08/1998
Electroacoustics - Simulators of human head and ear - Part 3: Acoustic coupler for the calibration of supra-aural earphones used in audiometry
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Abstract

Describes an acoustic coupler for loading supra-aural audiometric earphones as specified in ISO 389 with a specified acoustic impedance, when calibrating audiometers, in the frequency range of 125 Hz to 8 000 Hz. Cancels and replaces IEC 60303 (1970).

Status

Standard - Active

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 60947-2 Ed. 4.2

Relations to older standards
IEC 60303 Ed. 1.0

International Classification for Standards (ICS codes) :

17.140.50 : Electroacoustics

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