Amendment 1 - Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components
NORM herausgegeben am 17.12.2014
Designation standards: IEC 62489-1-ed.1.0/Amd.1
Note: Änderung
Publication date standards: 17.12.2014
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: International technical standard
Kategorie: Technische Normen IEC