Electronic stereophonic amplifier
    1.
    发明授权
    Electronic stereophonic amplifier 失效
    电子立体声放大器

    公开(公告)号:US06219424B1

    公开(公告)日:2001-04-17

    申请号:US09293359

    申请日:1999-04-16

    IPC分类号: A61B704

    CPC分类号: A61B7/04

    摘要: A device for use in a stethoscope, the device including two diaphragm-type sound accumulator chambers, one microphone located in each accumulator chamber and one amplification stage connected to each microphone for electronically amplifying audio signals received by the microphones, and an output connector for outputting the amplified audio signals.

    摘要翻译: 一种在听诊器中使用的装置,该装置包括两个隔膜式声音蓄能器室,位于每个蓄电池室中的一个麦克风和连接到每个麦克风的一个放大级,用于电子放大由麦克风接收的音频信号;以及输出连接器,用于输出 放大的音频信号。