Volume: 0.4cc IEC: 60318-8 Use: For hearing aid test up to 16 kHz
GRAS RA0252 is a1/4” 0.4cc High freq Coupler for testing of hearing aids at frequencies up to 16 kHz.
GRAS RA0252 is a 1/4” 0.4cc High freq Coupler for testing of hearing aids at frequencies up to 16 kHz.
It is used in the GRAS 43BA-1 1/4" 0.4cc High Frequency Coupler Kit, GRAS 43BA-2 1/4" 0.4cc CCP High Frequency Coupler Kit and GRAS 43BA-3 1/4" 0.4cc CCP High Frequency Coupler Kit, High Sensitivity.
The RA0252 is the coupler delivered as a separate part, i.e. without microphone, ear mold and tube adapters.
