发明名称 ELECTROACOUSTIC CONVERTER
摘要 PURPOSE:To oscillate the coils, which are arranged to face each other, to drive a diaphragm, while simplifying the construction, by supplying one of the coils with a DC bias current and the other with an audio signal current.
申请公布号 JPS5351728(A) 申请公布日期 1978.05.11
申请号 JP19760126571 申请日期 1976.10.20
申请人 MATSUSHITA ELECTRIC IND CO LTD 发明人 YANO HIROSHI
分类号 H04R9/00;H04R9/04 主分类号 H04R9/00
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