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选用差分放大电路的原因是（）
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选用差分放大电路的原因是（）
A、克服温漂
B、稳定放大倍数
C、提高输入电阻
正确答案：A
Tag：
电工电子技术
倍数
电阻
时间：2024-11-07 10:40:20
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多级放大电路的放大倍数等于各级放大倍数的乘积
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欲实现Au=—100的放大电路，应选用（）。
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