
Electroacoustics. Audio-frequency induction loop systems for assisted hearing. Methods of measuring and specifying the performance of system components.
NORMA vydaná dňa 13.7.2018
Designation standards: BS EN 62489-1:2010+A2:2018
Publication date standards: 13.7.2018
The number of pages: 38
Approximate weight : 114 g (0.25 lbs)
Country: British technical standard
Kategória: Technické normy BS
ISBN: 978 0 580 99061 8 Status: Definitive