GRAS RA0039 Ear Simulator according to IEC 60318-1

Volume: Complex
ANSI: S3.7
IEC: 60318-1

GRAS RA0039 Ear Simulator according to IEC 60318-1


The RA0039 is measured and calibrated according to the ITU-T Recommendation P.57 (08/96) ”Series P: Telephone transmission quality, Objective measuring apparatus: Artificial ears”.

The RA0039 is also part of the GRAS 43AA Artificial Ear and GRAS 43AD Artificial Ear.


0 V / CCP
Humidity range non condensing
% RH
0 to 95
ANSI standard
IEC standard
60318-1 (former 60318)
ITU-T recommondations
CE/RoHS compliant/WEEE registered
Yes/Yes, Yes
g / oz
155 / 5.47

Acoustic input impedance of the RA0039

GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.

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