| GR 43AA |
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| Complete Artificial Ear with IEC318 simulator |
| The GRAS Artificial Ear 43AA is a complete test jig for acoustical measurements on telephone handsets and earphones. The 43AA includes an IEC318 Ear Simulator type RA0039, and is individually calibrated according to the ITU-T recommendation P.57 (08/96). Also included is a 40AG ½" pressure microphone, 26AC 1/4" preamplfier and test jig RA0052 with mounting plates for circumaural headphones. |
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| GR 43AB |
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| Complete Artificial Ear with IEC126 simulator |
| The GRAS Artificial Ear 43AB is a complete test jig for acoustical measurements on hearing aids. The 43AB includes an IEC126 standard 2cm3 coupler type RA0038, and is individually calibrated. Also included is a 40AG ½" pressure microphone, 26AC 1/4" preamplfier and test jig RA0052. |
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| GR 43AC |
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| Complete Artificial Ear with IEC711 simulator |
| The GRAS Artificial Ear 43AC is a complete test jig for acoustical measurements on earphones coupled to the ear by inserts such as tubes and ear moulds. The 43AC includes an IEC711 Ear Simulator type RA0045, 40AG ½" pressure microphone, 26AC 1/4" preamplfier and test jig RA0052. |
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| GR 43AD |
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| Complete Artificial Ear with IEC318 simulator |
| The GRAS Artificial Ear 43AD is a complete assembly for acoustical measurements and acoustical transmitters and loudspeakers. The 43AD includes an IEC318 Ear Simulator type RA0039, and is individually calibrated. Also included is a 40AG ½" pressure microphone, 26AK 1/2" preamplfier and snapcoupling GR0332, GR0036 and mounting plates for circumaural headphones. |
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