Not sure, David, if your Q was to me or to Hank.  I can only answer for
me.

When I adjust the filter width knob, I'm most definitely hearing the
combined effect of the DSP bandwidth reduction and the change in roofing
filters.  But, since I can change DSP without changing the roofing
filter (by stepping from 1500 Hz down to 550 Hz) I can get a good feel
for how the DSP filter sounds.  Then, stepping to 500 Hz, I can see the
combined effect of one more DSP step plus the insertion of the 500 Hz
roofing filter.  The observed big change from 550 Hz to 500 Hz is
*mostly* due to the roofing filter.

- Keith N1AS -
- K3 711 -

----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of
[EMAIL PROTECTED]

Fine observations when you change the filter setting knob, but what
makes you think you are hearing the effect of the roofing filter and not
the dsp filter?  

David
G3UNA

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