CEI EN 60118-4 : 2016现行
ELECTROACOUSTICS - HEARING AIDS - PART 4: INDUCTION-LOOP SYSTEMS FOR HEARING AID PURPOSES - SYSTEM PERFORMANCE REQUIREMENTS
出版：Comitato Elettrotecnico Italiano
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基本信息
标准编号： CEI EN 60118-4 : 2016
发布时间：2016/1/1 0:00:00
标准类别：Standard
出版单位：Comitato Elettrotecnico Italiano
标准页数：60
标准简介
Pertains to audio-frequency induction-loop systems producing an alternating magnetic field at audio frequencies and intended to provide an input signal for hearing aids operating with an induction pick-up coil (telecoil).
本标准替代的旧标准
等同采用的国际标准
IEC 60118-4 : 3.1 - Identical
