Externally polarized cartridges (200 V)

Externally polarized cartridges (200 V)

  1. RA0045 Ext Pol Ear Sim IEC 60318-4 (60711)
    Volume: 1260 mm³ @ 500 Hz
    Dyn range: 25 dB(A) to 164 dB
    IEC: 60318-4

    G.R.A.S. RA0045 Externally Polarized Ear Simulator According to IEC 60318-4 (60711)

    The G.R.A.S. RA0045 is an ear simulator with an acoustic input impedance closely resembling that of an average human ear. It includes a 40AG pressure microphone and is individually calibrated with this specific microphone.

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