> Don't forget Bessel filters. These are maximally flat for group delay, but
> have a much slower rolloff.
John,
What penalty (if any) would occur in cascading identical Bessel filters to
improve roll-off and stop-band attenuation?
Would the overall response still be considered Bessel, or will a point be
reached where the response begins to take on Chebyshev characteristics?
Thanks.
73, de John, KD2BD
Visit John on the Web at:
http://kd2bd.ham.org/
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