[Elecraft] View frequency spectrum easily - CW on K3, etc

w6jd at comcast.net w6jd at comcast.net
Wed Feb 13 13:07:59 EST 2008


Yes, I have been using this technique for a while and find it very
useful. It is very helpful in finding "clear" spots for calling in a
pile-up for example. I happen to be using HamScope 1.52, but
any of this ilk will work.

Doug
W6JD

-------------- Original message -------------- 
From: "Alan D. Wilcox" <alan at wilcoxengineering.com> 

> Hello, 
> A frequency spectrum display showing 5, 10, 20 kHz would be nice, but I 
> found that a simple display of my passband's several kHz can be quite 
> useful ... especially when I want to dial in the K3's manual notch on 
> some interfering target. 
> 
> The idea is to simply use a waterfall display ... for CW. 
> 
> I use Ham Radio Deluxe (HRD) latest beta and run DM780 from there to get 
> a waterfall. The K3's CWT feature is nice to center on 600 Hz, but I can 
> instantly see not only the desired CW signal at 600, but also see other 
> CW signals nearby. This makes it easy to set the passband as well as 
> null out the junk. 
> 
> And here's a plus: DM780 does a fairly decent job of decoding CW. 
> Perfect with ARRL, but that's another story! So for me, trying to get my 
> copy speed up again, having a backup display (even if it's garbled) can 
> perhaps fill in some gaps for me. 
> 
> Useful idea? Comments? 
> 
> Cheers, 
> Alan 
> 
> -- 
> Alan D. Wilcox, W3DVX 
> 570-321-1516 
> http://WilcoxEngineering.com 
> http://www.eham.net/reviews/detail/6768 ... for Client Comments 
> Williamsport, PA 17701 
> 
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