GRAS 43AD-S1 CCP Ear Simulator Kit According to ITU-T Rec. P57 Type 1
Connection: 0 V/CCP
Volume: Complex
Dyn range: 25 dB(A) to 150 dB
ANSI: S3.7
IEC: 60318-1
Technology
The GRAS 43AD-S1 is a complete assembly for acoustical measurements on acoustical transmitters and loudspeakers in accordance with:
- IEC 60318-1 & -2 Electroacoustics – Simulators of human head and ear – Part 1: Ear simulator for the calibration of supra-aural earphones, 1998-07
- ITU-T Recommendation P.57 (08/96) Series P: Telephone transmission quality, Objective measuring apparatus: Artificial ears.
It can be integrated with a telephone test head or permanently installed on a production test line.
The 43AD-S1 comprises:
- IEC 60318 GRAS RA0039 Ear Simulator
- GRAS 40AO ½" Pressure Microphone
- GRAS 26CA ¼" Preamplifier
- Snap coupling GR0332 and RA0523
- Mounting plates for circum-aural and supra-aural headphones
An externally polarized version is available, GRAS 43AD.
TEDS Compatibility
43AD-S1 is IEEE 1451.4 TEDS v. 1.0 compliant. If your measurement platform supports Transducer Electronic Data Sheets (TEDS), you will be able to read and write data like properties and calibration data.
Specifications
GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.
Ordering info
Included
GRAS RA0039 | IEC 318 Ear Simulator |
GRAS 40AG | ½" Pressure Microphone, Wide Frequency |
GRAS 26AK | ½" Preamplifier |
GRAS AA0034 | 3 m Extension Cable |
GR0332 | Snap Coupling (female) |
GR0336 | Snap Coupling (male) |
GR0339 | for testing earphones fitted with fluid cushions |
Optional
GRAS 12AK | Power Module |
GRAS 42AA | Pistonphone |
GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.