AS 1088.4-1987被替代
Hearing aids Magnetic field strength in audio-frequency induction loops for hearing aid purposes
出版：Standards Australia
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基本信息
标准编号： AS 1088.4-1987
标准类别：Standard
出版单位：Standards Australia
标准页数：3
标准简介
Specifies a standard value of magnetic field strength in audio-frequency induction loops for hearing aid purposes, in order to give an adequate signal-to-noise ratio without overloading the hearing aid. Technically identical with IEC Publication 118-4.
等同采用的国际标准
IEC 60118-4 Ed. 1.0 - Identical
IEC 60118-4 Ed. 2.0 - Identical
IEC 60118-4 : 1.0 - Identical
IEC 60118-4 : 2.0 - Identical
