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当频谱分析仪的输入ATT(衰减器)变大时,会有哪些影响()

多选题
2022-05-25 11:53
A、噪声电平变高
B、噪声电平变低
C、失真变大
D、失真变小
E、入信号读数变小
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正确答案
A | D

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当频谱分析仪的输入ATT(衰减器)变大时,会有哪些影响()
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