发明名称 Method for controlling the dynamic range of a hearing aid, method for manufacturing different types of hearing aids and such a hearing aid
摘要 The dynamic range of a hearing aid is modified by switching the input impedance <o>Z</o>e of the electromechanical transducer (5a) on the output side by means of a switch (7).
申请公布号 AU1014701(A) 申请公布日期 2001.03.19
申请号 AU20010010147 申请日期 2000.11.03
申请人 PHONAK AG 发明人 ANDI VONLANTHEN
分类号 H04R25/00 主分类号 H04R25/00
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