[RTTY] K3

Tom Osborne w7why at verizon.net
Tue Jan 6 21:45:10 EST 2009


I just purchased a 250 Inrad filter for my TS-450SAT and it made all the 
difference in the world.  I had been using 2 500 cycle filters, now I have a 
500 and 250.  It really cleaned up the band for me when CQ'ing.  73
Tom W7WHY

>
> I can confirm that the 200 Hz filter is a bit too tight.  My
> 200 Hz filters measure 170 and 180 Hz which puts both RTTY
> tones at the -6dB points with most of the switching sidebands
> well down the filter skirt.



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