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ANSI/ASA S1.15-2021/Part 3/IEC 61094-3:2016
Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique
Specifies a primary method of determining the complex free-field sensitivity of laboratory standard microphones so as to establish a reproducible and accurate basis for the measurement of sound pressure under free-field conditions; is applicable to laboratory standard microphones meeting the requirements of IEC 610941; is intended for use by laboratories with highly experienced staff and specialized equipment.
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Acoustical Society of America [asa]