通过对嗓声系数特性的研究，总结了前置放大电路低噪声设计准则。

The noise function of pre - amplifier is also studied. Some low noise circuit design criteria are concluded .

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通过对嗓声系数特性的研究，总结了前置放大电路低噪声设计准则。

The noise function of pre - amplifier is also studied. Some low noise circuit design criteria are concluded .

youdao