The purpose of this standard is to describe a method of determining the physicalperformance of hearing aids using an induction pick-up coil within an audio-frequency magnetic field - The methods specified in this publication give information on the measurement in Sub-clauses 4.4 and 4.5
WITHDRAWN
HD 450.1 S1:1984
99.60
Withdrawal effective
Apr 1, 1996
WITHDRAWN
EN 60118-1:1995