[Elecraft] Roofing Filter question

ni0c ni0c at earthlink.net
Fri Dec 19 18:22:35 EST 2008


>I have a K3/10 on order.  I have used my K2 for over a year and find 
>the filters to be very good.  I operate 90% on the time on QRP 
>CW.  I'm looking for opinions on which roofing filters I might include.

Unless you're contesting or dealing with DX pileups, probably 
none.  The default 2.7 kc filter works fine.


One of the reasons I purchased a K3 was that it had 5 roofing filter slots and 
a whole slew of filters available to fill them up. When my K3 kit arrived in June,
it came with only the 2.7 KHz filter-- my CW filters were on back order.  
I notice a huge difference when I installed the 400 Hz filter.
   
Right now, I own two SSB filters and four CW filters, and am evaluating which 
three of the four CW filters I want to keep.

My application is mainly DX pileups, sometimes along with some close
neighbors.


73,
Chuck NI0C

K2/10 s/n 5853
K3/100 s/n 1061



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