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IEC 62489-1 Amd.1 Ed. 1.0 b:2014
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IEC 62489-1 Amd.1 Ed. 1.0 b:2014 Amendment 1 - Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components
Amendment by International Electrotechnical Commission, 12/17/2014
M00007615
2021-02-22
New product
IEC 62489-1 Amd.1 Ed. 1.0 b:2014 Amendment 1 - Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components
Amendment by International Electrotechnical Commission, 12/17/2014