IEC 60118-9:1985 ED1

Hearing aids. Part 9: Methods of measurement of characteristics of hearing aids with bone vibrator output

Publication date:   Jan 1, 1985

General information

99.60 Withdrawal effective   Sep 16, 2019

WPUB   

IEC

TC 29 Electroacoustics

International Standard

17.140.50   Electroacoustics

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Scope

Defines a method of expressing the input/output ratio as an acousto-mechanical sensitivity level measured on a mechanical coupler according to the second edition of IEC 60373. Provides a suitable basis for the exchange of information or for direct comparison of the electroacoustic characteristics of hearing aids using bone vibrator outputs. The methods chosen are practical and reproducible and are based on selected fixed parameters.

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NOW

WITHDRAWN
IEC 60118-9:1985 ED1
99.60 Withdrawal effective
Sep 16, 2019

REVISED BY

ABANDON
IEC 60118-9 ED2

PUBLISHED
IEC 60118-9:2019 ED2