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为什么用1M的采样率,在采集1K到100K的正弦波时,波形的波动越来越小,其幅值在1K时比较准确,100k时很小。
你好,不是很明白你的意思。
“波形的波动越来越小”和“其幅值在1K时比较准确”这个是否矛盾了?一般认为波动越小越准确?还是说你的波动是指什么波动?