> If you are doing this test with low Tap
> settings, you may want to look at the response
> with a spectrum analysis program before concluding
> there is a real problem. With a low number of taps,
> the DSP filter may become like a comb response
> with multiple peaks off the primary response. These
> can fool your ears depending on what the spectrum
> response is. It may sound like filtering is "wide
> open" to your ears, when in fact it is not. This
> applies both to single 10 Hz BW changes and to
> single Tap setting changes. One small change can
> sound very dramatic to your ears.
I was monitoring the output with a spectrum analyisis program. I did see the
'comb' effect.
Mark
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