Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components (Endorsed by Asociación Espanola de Normalización in April of 2018.)
NORMA vydána dne 1.4.2018
Designation standards: UNE-EN 62489-1:2011/A2:2018
Note: Změna
Publication date standards: 1.4.2018
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE