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两级放大电路如图所示,第二级与第一级之间的RF支路引入的反馈为( )。

单选题
2021-07-17 23:46
A、串联电压负反馈
B、串联电流负反馈
C、并联电压负反馈
D、并联电流负反馈
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正确答案
A

试题解析

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