助听器 第9部分:带有骨振输出的助听器性能测量方法

[中文适用范围]： 所描述的方法将为信息交换或直接比较设备的电声特性提供合适的基础。这些方法被选择为实用且可重复的，并且基于选定的固定 [外文原描述]： 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.