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DIN IEC 60118-9 : 1987現(xiàn)行

HEARING AIDS; METHODS OF MEASUREMENT OF CHARACTERISTICS OF HEARING AIDS WITH BONE VIBRATOR OUTPUT

出版：German Institute for Standardisation (Deutsches Institut für Normung)

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基本信息
標(biāo)準(zhǔn)編號(hào)： DIN IEC 60118-9 : 1987
發(fā)布時(shí)間：1987/1/1 0:00:00
標(biāo)準(zhǔn)類別：Standard
出版單位：German Institute for Standardisation (Deutsches Institut für Normung)
標(biāo)準(zhǔn)頁(yè)數(shù)：8
標(biāo)準(zhǔn)簡(jiǎn)介

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 publication 373. (in preparation). 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 are chosen to be practical and reproducible and are based on selected fixed parameters.

等同采用的國(guó)際標(biāo)準(zhǔn)

IEC 60118-9 : 1.0 - Identical

HD 450.9 : 200S1 - Identical

HD 450.9 : 200S1 - Identical

IEC 60118-9 : 1.0 - Identical