Electroacoustics - Hearing aids - Part 4: Induction loop systems for hearing aid purposes - Magnetic field strength.
STANDARD published on 1.8.2007
Designation standards: DIN EN 60118-4:2007-08
Note: WITHDRAWN
Publication date standards: 1.8.2007
The number of pages: 41
Approximate weight : 123 g (0.27 lbs)
Country: German technical standard
Category: Technical standards DIN
Akustik - Hörgeräte - Teil 4: Induktionsschleifen für Hörgeräte - Magnetische Feldstärke.