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信噪比怎么测试
更新时间: 2020-10-28 00:00:00  

可以用示波器测量信噪比。具体测试方法:把示波器分别接在信号输入端和信号输出端,分别测试在一个信号在出入变量的情况下,输出端的变量的比值是多少。

信噪比,又称为讯噪比,是指一个电子设备或者电子系统中信号与噪声的比例。

关键词: 怎么 测试

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