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Ear simulator 43AA

Ear simulator - 43AA - G.R.A.S. Sound & Vibration
Ear simulator - 43AA - G.R.A.S. Sound & Vibration
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The G.R.A.S. 43AA Artificial Ear is a complete test jig for acoustical measurements on telephone handsets and earphones. It includes an IEC 318 Ear Simulator RA0039 which is individually calibrated according to the ITU-T Recommendation P.57 (08/96) ”Series P: Telephone transmission quality, objective measuring apparatus: artificial ears. The Type 43AA comprises: IEC 318 G.R.A.S. RA0039 Ear Simulator G.R.A.S. 40AG ½" Pressure Microphone G.R.A.S. 26AC ¼" Preamplifier G.R.A.S. RA0052 Test Jig Mounting plates for circum-aural and supra-aural headphones

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Artificial ears, ear & mouth simulators

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