IEC 62489-1:2010/AMD1:2014

Amendment 1 - Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components

Circulation Date: 2014-12
Edition: 1.0
Language: EN-FR - bilingual english/french
Seitenzahl: 26 VDE Artno.: 221346