For hearing-protector test

For hearing-protector test

  1. 45CA Hearing-Protector Test Fixture
    ISO: 4869-3
    IEC: 60318-1 and 60318-4 depending on configuration

    G.R.A.S. 45CA Hearing-Protector Test Fixture

    The G.R.A.S. 45CA Hearing-protector Test Fixture is a versatile test fixture for testing hearing-protectors and ear- and headphones according to the ISO 4869-3 standard.
    For testing hearing-protectors according to the ANSI/ASA S12.42 standard, choose G.R.A.S. 45CB.

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  2. 45CB Acoustic Test Fixture
    ANSI: S12.42

    G.R.A.S. 45CB Acoustic Test Fixture

    The G.R.A.S. 45CB Acoustic Test Fixture is specified and designed to comply with the newly released ANSI/ASA S12.42 standard. For testing in accordance with the ISO 4869-3 standard, choose G.R.A.S. 45CA.

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