[Elecraft] FILTER SETTINGS - Correction
Bill Tippett
btippett at alum.mit.edu
Tue Dec 11 11:44:29 EST 2007
I wrote:
>the 500 Hz will adequately reject a
signal at 1092/2 = 546 Hz versus the 400 at 873/2 = 436 Hz
or a difference of only ~100 Hz from the center
frequency...which could easily be taken care of in
extreme cases by using SHIFT.
Oops...inserted a wrong number in there...should be:
the 500 Hz will adequately reject a
signal at 1092/2 = 546 Hz versus the 400 at 647/2 = 323 Hz
or a difference of ~220 Hz from the center frequency,
which might NOT be handled by using SHIFT. Of course
most strong signals at 323 Hz spacing will have clicks
and phase noise swamping out any advantage...unless
it's another K3 or Orion! :-)
73, Bill W4ZV
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