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BS 6083-4(1981) : 1981被替代

HEARING AIDS - SPECIFICATION FOR MAGNETIC FIELD STRENGTH IN AUDIO FREQUENCY INDUCTION LOOPS FOR HEARING AID PURPOSES

出版:British Standards Institution

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基本信息
标准编号: BS 6083-4(1981) : 1981
发布时间:1981/1/1 0:00:00
标准类别:Standard
出版单位:British Standards Institution
标准页数:8
标准简介

Gives a standard value of magnetic field strength in audio frequency induction loops for hearing aid purposes, to give an adequate signal to noise ratio without overloading the hearing aid. Suitable for audio frequency induction loop systems producing an alternating magnetic field giving an input signal for hearing aids operating with an induction pick up coil.

替代本标准的新标准

BS EN 60118-4 : 2006

等同采用的国际标准

IEC 60118-4 : 3.1 - Similar to