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IEC 60318:1970 ed1.0
An IEC artificial ear, of the wide band type, for the calibration of earphones used in audiometry
9 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
Specifies an artificial ear which covers the frequency band 20 Hz to 10 000 Hz and is intended for calibrating supra-aural earphones applied to the ear without acoustical leakage used for audiometric measurements.