G.R.A.S. RA0039 Ear Simulator according to IEC 60318-1

Volume: Complex
ANSI: S3.7
IEC: 60318-1
  • RA0039 Ear Sim 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 G.R.A.S. 43AA Artificial Ear and G.R.A.S. 43AD Artificial Ear.

Coupler volume Complex
Temperature range, operation °C / °F 0
Humidity range non condensing % RH 0 to 95
ANSI standard S3.7
IEC standard 60318-1 (former 60318)
ITU-T recommondations P.57
CE/RoHS compliant/WEEE registered Yes/Yes, Yes
Weight g / oz 155 / 5.47

Acoustic input impedance

G.R.A.S. Sound & Vibration reserves the right to change specifications and accessories without notice.