Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components (Endorsed by AENOR in March of 2015.)
STANDARD published on 1.3.2015
Designation standards: UNE-EN 62489-1:2011/A1:2015
Note: Change
Publication date standards: 1.3.2015
The number of pages: 21
Approximate weight : 63 g (0.14 lbs)
Country: Spanish technical standard
Category: Technical standards UNE