[Elecraft] K3: KRX3 question

David Cutter d.cutter at ntlworld.com
Mon Jul 7 13:11:56 EDT 2008


Bill

I don't follow how filter offsets degrade oscillator tracking, ie to make a 
beat frequency.  Sorry if I'm being thick.

David
G3UNA



What would be the effect of unmatched filters?  You would have a beat
frequency, such as I mentioned with Orion above, which would be the
difference in the two offsets.

Even with identical offsets, you could also have interesting effects if you
used different bandwidth filters.  This might not necessarily be bad since
you could use both a wide bandwidth and a narrow bandwidth simultaneously
(somewhat like DUAL PB presently in the K3 but with much more flexibility).

It will be fun to experiment with some of these things!

73,  Bill




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