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Re: Here's the picture you ALL have been waiting forThe tradeoff in HPF is at the knee. Most of the time a 2nd order is completely sufficient in the stopband, but not in the transition to the stopband. This is where having very good models comes into play, and building the filter TFs into the models.Often it takes a 2nd order filter and a parametric combined to get the high pass filter correct.
Re: Here's the picture you ALL have been waiting for
The tradeoff in HPF is at the knee. Most of the time a 2nd order is completely sufficient in the stopband, but not in the transition to the stopband. This is where having very good models comes into play, and building the filter TFs into the models.
Often it takes a 2nd order filter and a parametric combined to get the high pass filter correct.
