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IEC 60118-9 Ed. 1.0 b1985 Hearing aids. Part 9 Methods of measurement of char...

IEC 60118-9 Ed. 1.0 b1985 Hearing aids. Part 9 Methods of measurement of char...

$ 38.27

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  • Type: Does not apply
  • Model: Does not apply

    Description

    IEC 60118-9 Ed. 1.0 b:1985, Hearing aids. Part 9: Methods of measurement of characteristics of hearing aids with bone vibrator output
    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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