Electroacoustics - Audio-frequency induction loop systems for assisted hearing -- Part 1: Methods of measuring and specifying the performance of system components
NORMA vydána dne 9.2.2011
Designation standards: UNE-EN 62489-1:2011
Publication date standards: 9.2.2011
The number of pages: 51
Approximate weight : 153 g (0.34 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE