Historical
IEC 60318-1 Ed. 1.0 b:1998
Electroacoustics - Simulators of human head and ear - Part 1: Ear simulator for the calibration of supra-aural earphone
Relates to the specification of an ear simulator which covers the frequency band 20 Hz to 10 000 Hz and is intended for calibrating supra-aural earphones used in audiometry and telephonometry applied to the ear without acoustical leakage.
International Electrotechnical Commission [iec]