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  2. ISO 4869-3 Hearing-Protector Test Fixture - 1/2" CCP Microphone
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[45CA-2] ISO 4869-3 Hearing-Protector Test Fixture - 1/2" CCP Microphone

15,940.00 CAD
The 45CA-2 is a configuration for testing of outside-the-ear devices, i.e. for measuring the insertion loss of earmuffs and the sound quality of headphones. In this configuration, 45CA is configured with two GRAS 40AD 1/2" pressure microphones. This configuration complies with ISO 4869-3
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