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DIN EN 62489-2:2011-12

Отменен
Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 2: Methods of calculating and measuring the low-frequency magnetic field emissions from the loop for assessing conformity with guidelines on limits for human exposure (IEC 62489-2:2011); German version EN 62489-2:2011 — 18 стр.