IS 10776 Pt.2-1984 Method of measurement of electroacoustic characteristics of hearing aids 2 additional measurements of hearing aids with inductive pickup coil input
1.1 The purpose of this standard is to deseribe a method of determining the physical performance of hearing aids using an induction pick-up coll within an audio-frequency magnetic field. The methods specified in thns publication give information on the measurement in Sub-clauses 4.4 and 4.5.
IS 10776 Pt.2-1984 history
1985IS 10776 Pt.2-1984 Method of measurement of electroacoustic characteristics of hearing aids 2 additional measurements of hearing aids with inductive pickup coil input