[TriLUG] Sound Processing
Joseph Mack NA3T
jmack at wm7d.net
Tue Jul 10 13:51:55 EDT 2007
On Tue, 10 Jul 2007, Jim Ray wrote:
> Look for a *high* pass filter, not notch.
The analogue notch filters are really sharp. You can't
acheive anything nearly as sharp with high/low pass. If
you've got a single frequency, then notch is the way to go.
I don't know how sharp the FFT notch filters are.
Joseph Mack NA3T EME(B,D), FM05lw North Carolina
jmack (at) wm7d (dot) net - azimuthal equidistant map
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