GRAS 90AB Basic Audiometer Calibration System

Freq range: ANSI: S.1.40, S.1.43, S.1.11, S.3.6 IEC: 60318-1 & -2

Technology

The GRAS 90AB Basic Audiometer Calibration system is configured for the stationary calibration lab and will also calibrate supra- and circum-aural audiometric earphones like TDH-39, HDA 200, HDA280 and HDA 300.

The configuration includes a GRAS Audiometer Calibration Analyzer, two complete sets of standardized ear simulators and a coupler platform.

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

Typical applications and uses:

  • 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

Specifications

ANSI standard
S1.40, S1.43, S1.11, S3.6
IEC standard
60318-1 & 60318-2
Specification Conditions

GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.

Ordering info

 Included

GRAS 43AF-S4 Artificial Ear w/NMS 9A 6cc coupler
GRAS AA0020-CL LEMO 1B 7-pin Female - LEMO 1B 7-pin Male, Extension cable, custom length
GRAS 40AG 1/2" Ext. Polarized Pressure Microphone, High Frequency
GRAS HW1001 Audiometer Calibration Analyzer
GRAS RA0039 IEC 60318 Eae Simulator
GRAS EL0001 Battery Alkaline LR6-AA 1.5 V (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 OP0003 System Verification Option (Sound calibrator 42AB and force gauge)
GRAS KM0078 Suitcase

 GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.

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