[Elecraft] K3: Is Width of Notch-Filter adjustable in some reasonable amount?

KD7YZ Bob kd7yz at denstarfarm.us
Mon Sep 23 12:22:17 EDT 2013


On Monday Zilmer used a Straight-Key to send:
-------------Original Comment-------
> I didn't word that quite right....  CW = continuous carrier.  It's
> very good for SW BC carriers, but not intended for broader signals
> like power supply gudge.
nah, ya got it right ... there's a bunch of PSK-like tones as well as a
few spaced WSPR signals .... especially in the early morning. At that
time, for me, and on a 300 foot DP, they are really annoyingly strong. I
can neatly notch most, but the roughly 200Hz width would be neat if I
could make it wider or narrower ... like a surgical removal of
CW/Narrow-PSK modes/ WSPR

was just wondering. My K3 does so many things, most of them I haven't
discovered. Found nil in the manual; had to ask here "just in case".


-- 
Best regards,
Bob  KD7YZ
http://www.qrz.com/db/KD7YZ



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