Electroacoustics - Measurement microphones - Part 8: Methods for free-field calibration of working standard microphones by comparison (IEC 29/752/CDV:2011); German version prEN 61094-8:2011
Measurement microphones - Part 8: Methods for determining the free-field sensitivity of working standard microphones by comparison (IEC 61094-8:2012); German version EN 61094-8:2012 + AC:2013— 32 стр.
