GRAS 43AC Ear Simulator Kit According to IEC 60318-4
Connection: 200 V/LEMO
Volume: 1260 @ 500 Hz
Dyn range: 25 dB(A) to 164 dB
ANSI: S3.7
IEC: 60318-4
The GRAS 43AC Ear Simulator Kit is a complete test-jig for acoustical measurements on earphones coupled to the ear by inserts such as tubes and ear moulds.
Technology
The GRAS 43AC Ear Simulator Kit is a complete test jig for acoustically testing earphones coupled to the ear via inserts such as tubes and ear moulds and complies with the following international requirements:
- IEC 60318-4: Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts.
The 43AC comprises:
- GRAS RA0045 Ear Simulator
- GRAS 40AG 1/2" Pressure Microphone
-
GRAS 26AC 1/4" Preamplifier
- GRAS RA0001 Right-angled Adapter
- GRAS RA0052 Test Jig
The Test Jig has an adjustable spring-loaded arm to exert a variable force on the test object.
A prepolarized version is available, GRAS 43AC-S1.
Specifications
Typical frequency response for RA0045
Ordering info
Included
GRAS RA0045 | IEC 60711 Ear Simulator with microphone included |
GRAS 26AC | ¼" Preamplifier |
GRAS RA0052 | Test Jig |
GRAS GR0435 | In-ear Adapter |
GRAS GR0436 | Tube stud |
GRAS GR0437 | Ear-mould Simulator |
GRAS GR0438 | Union nut |
GRAS GR0440 | Tube stud |
GRAS GR0433 | Calibration Adapter |
GRAS GR0434 | Stop Washer |
Optional
GRAS 12AK | Power Module |
GRAS 42AA | Pistonphone |
GRAS RA0196 | High-tension springs (set of two) |
GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.