
Electroacoustics - Hearing aids - Part 4: Induction-loop systems for hearing aid purposes - System performance requirements.
STANDARD published on 1.10.2017
Designation standards: E DIN EN 60118-4/A1:2017-10
Note: WITHDRAWN
Publication date standards: 1.10.2017
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: German technical standard
Category: Technical standards DIN
Akustik - Hörgeräte - Teil 4: Induktionsschleifen für Hörgeräte - Leistungsanforderungen.