此肌电放大器的前置部分采用共模驱动，以达到提高其共模抑制比和输入信号的动态范围，以及抑制工频干扰等作用，并采用线性光耦隔离。

Apart from employing the linear optocoupler isolation, this EMG pre-amplifier uses the boost to enhance the CMR and the input swing and reject the industry interference.

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肌收缩时发放的干扰型肌电含有神经肌肉的丰富信息。

Interfering EMG at muscle constriction contains complex information of neural system and muscle.

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