[1000mp] audio filters for the Mark V
Pete Smith
n4zr at contesting.com
Tue Jun 1 07:06:25 EDT 2004
At 11:27 PM 5/31/2004, you wrote:
> I suggest trying the low pass filter. If it does not help, then,
>whatever the objectionable sound you are hearing is, it is getting into
>the audio line farther along the audio path.
For whatever it's worth, I use the bandpass (orange) DSP filter, and find
the audio characteristic very nice for CW, which is 95 percent of my
operating (with a 400 Hz Inrad 3d IF filter). I have the Inrad mod
installed, and, as others have pointed out, turn down the RF gain a little
to restore the IMD performance as necessary.
I tend to join those who say "What hiss?"
73, Pete N4ZR
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