传输函数中 有个极点为0的bode图怎么画法？
时间：10-02
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RT 这种波特图应该怎么画?
calculate the gain at a particular frequency first.
for example you can calculate what is the gain at 1Hz by substitute s=2pi*1Hz.
一开始整个相位曲线就是-90db ,幅度曲线一开始是-20db/dec , 是斜线
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look at book one more