[Elecraft] K3 crystal filter offsets and diversity receive
Eric Swartz - WA6HHQ, Elecraft
eric at elecraft.com
Tue Feb 10 16:03:15 EST 2009
Either -.72 or -.73 is OK. Use the same value for each filter.
73, Eric WA6HHQ
KC2UEE wrote:
> Dear all,
>
> Have a question regarding this item on page 38 of the manual:
>
> "When setting up FLx FRQ, use
> the average of the filters' marked offsets as the
> value entered for both filters (main and sub). If you
> enter different offsets, you'll hear phase
> modulation, even if the offsets are very close."
>
> Just to make sure I'm understanding this correctly, if I have two
> 500Hz 5-pole filters, and one has an offset of -70 and the other is
> -75, then the offset number I have to enter is -72.5 for both filters
> in order to ensure no phase modulation between the two receivers?
>
> 73,
> James KC2UEE
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