SIS SS IEC 711-1985 耳塞式耳机测量用锢囚耳模拟器

标准号：SIS SS IEC 711-1985
中文标准名称：耳塞式耳机测量用锢囚耳模拟器
英文标准名称：Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts
发布日期：1985/9/15 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：This standard specifies an occluded-ear simulator intended for the calibration of insert ear-phones in the frequency range 100 Hz to 10000 Hz in terms of the sound pressure at the ear-drum.The occluded-ear simulator is also designed as the basis for a l?ter extension intended to simulate the complete ear canal for the calibration of earphones coupled to the ear by means of open mould fittings or similar devices. A document for such a device is under considera-tion.