Insert Earphones For Audiometry

Technical Specifications

1 kHz sensitivity: 102.5 dB SPL in HA-2 Coupler @ 0.1V rms (10 Ohms); @ 0.2V rms (50 Ohms)

Impedance: 10 Ohms or 50 Ohms (specify when ordering). Maximum output meets or exceeds 110 dB HL at standard audiometric frequencies between 0.5 and 4 kHz

 
Typical Frequency Response
(Zwislocki Coupler)
- ER-3A

- ER-5A

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