GRAS 43AB 1/2'' 2cc Coupler Kit According to IEC 60318-5
Connection: 200 V/LEMO
Volume: 2 cc
Dyn range: 25 dB(A) to 164 dB
ANSI: S3.7 Type 2
IEC: 60318-5
The GRAS 43AB Artificial Ear is a complete test-jig for acoustical measurements on hearing aids.
Technology
The GRAS 43AB Artificial Ear is a complete test jig for acoustical measurements of hearing aids in accordance with IEC 60318-5 (60126) and ANSI S3.7 -1995 on insert type hearing aids in accordance with:
- IEC 60318-5 (60126) reference coupler for the measurement of hearing aids using earphones coupled to the ear by means of ear inserts.
- ANSI S3.7-1995 American National Standard for Coupler Calibration of Earphones.
The 43AB comprises:
- IEC 60318-5 (60126) 2-cm³ Coupler GRAS RA0038
- GRAS 40AG ½" Pressure Microphone
-
GRAS 26AC ¼" Preamplifier
- GRAS RA0052 Test Jig
- Studs and moulds for BTE and ITE instruments
The Test Jig has an adjustable spring-loaded arm to exert a variable force on the test object.
Specifications
GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.
Ordering info
Included
GRAS RA0038 | IEC 126 2 cc Coupler |
Tube adapters | |
GRAS 40AG | ½" Pressure Microphone, Wide Frequency |
GRAS 26AC |
¼" Preamplifier |
GRAS RA0052 | Test Jig |
Optional
GRAS 12AK | Power Module |
GRAS 42AA | Pistonphone |
Miscellaneous
GRAS RA0196 | High-tension springs (set of two) |
GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.