Norm
[AKTUELL]
UNE-EN 62489-1
UNE-EN 62489-1
Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components
Titel (englisch)
Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components