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IEC 61094-3:2016 ed2.0

Действует
Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique — 57 стр.
Corrigendum 1 - Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique — 1 стр.