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IEVref:801-25-62ID:
Language:enStatus: Standard
Term: close-talking sensitivity
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Definition: of a microphone, for a specified frequency, quotient of the output open-circuit voltage by the sound pressure, at the position previously occupied by the microphone reference point, in the undisturbed sound field produced by a human head and mouth, or by a specified source that simulates the acoustical characteristics of a human head and mouth

NOTE 1 – If the load impedance is other than that of an open circuit, it shall be specified.

NOTE 2 – This definition is relevant only to microphones used close to the mouth.


Publication date:1994-07
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