(812) 309-78-59
(495) 223-46-76
IEC 60318-1:1998 ed1.0
Electroacoustics - Simulators of human head and ear - Part 1: Ear simulator for the calibration of supra-aural earphones
21 стр.
Заменен
Печатная копияЭлектронный (pdf)
65.52 CHF (включая НДС 20%)
Разработчик:
Зарубежные/IEC
ICS:
17.140.50 Electroacoustics. Including sound level meters / Электроакустика. Включая слуховые аппараты и шумомеры
Описание
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.