BS 6083-4:1981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
发布时间：1981/12/31 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 that will give an adequate signal-to-noise ratio without overloading the hearing aid.
标准备注
© British Standards Institution 2013
Amendment notes:
AMD 6323 published 31 May 1991
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