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就是不知道截止频率怎么算求大神指点
手册有公式计算 natural frequency (特征频率) ω,
这各频率对于低通高通都是一样吗
参考此贴，
http://www.deyisupport.com/question_answer/analog/interface_and_clocks/f/59/p/90048/235353.aspx#235353
为什么我看别人都用f=1/2πrc的
