GRAS 90AA Audiometer Calibration System
Freq range:
ANSI: S.1.40, S.1.43, S.1.11, S.3.6
IEC: 60318-1 & -2
Technology
Typical applications and use
Typical users are
- Owners of Audiometers
- Hospitals, ENT-department (ordinary and military)
- Hearing clinics
- Hearing aid fitters / dispensers
- Calibration service providers
- Test houses / Certification labs
- On-site calibration providers
Calibration of supra- and circum-aural and insert earphones
Free-field calibration and audiometric booth verification
Modular artificial ear systems according to standards
Dedicated audiometer calibration analyzer
Design
The GRAS 90AA Audiometer Calibration System is configured to meet the requirements of modern audio-meter calibration. It is easy and fast to set up and control, and can be upgraded as your calibration needs change. Two standard packages are available and several options can be added, depending on the type and features of the audiometer and respective ear-phones connected.
The 90AA Audiometer Calibration System includes artificial ears for TDH-39/49 and HDA-200 and an audiometer calibration analyzer.
Specifications
GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.
Ordering info
Included
GRAS 43AA-S7 | IEC 60318-1 & 2 Artificial Ear |
GRAS 43AF-S4 | Artificial Ear w/NMS 9A 6cc coupler |
GRAS HW1001 | Audiometer Calibration Analyzer |
GRAS 42AG | Multifunction Sound Calibrator |
GRAS RA0184 | Force Gauge (Newtonmeter) |
GRAS KM0078 | Audiometer Calibration System Suitcase |
GRAS EL0001 | Battery Alkaline LR6-AA 1.5V (4 pcs incl.) |
GRAS LI0039 | Manual |
Optional
GRAS OP0001 | Insert Earphone Option (IEC60318-5 2cc Reference Coupler RA0113 for 1” Microphone) |
GRAS OP0002 | Free-field Calibration Option (Free-field microphone 46AF, 10 m LEMO cable, tripod adapter and tripod) |
GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.