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2104Re: [dxatlas] Re: CW Skimmer Audio IF frequency changes on its own

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  • Iain MacDonnell - N6ML
    Sep 7, 2010
      On Tue, Sep 7, 2010 at 10:23 AM, Wayne Adams <wa9vee@...> wrote:
      >
      >
      >
      > Is it really solved in the W2UX version? I have been looking for a solution to
      > the frequencies being wrong in Skimmer when the roofing filters change in the K3
      > for a long time. Before Christmas Larry put it on his LPBridge todo list, but no
      > action yet.
      >
      > Where do I find more information? Googling W2UX doesn't bring up much.

      Maybe because it's "WU2X" :)

      http://www.wu2x.com/sdr.html

      ~Iain / N6ML


      > To: dxatlas_group@yahoogroups.com
      > Sent: Mon, September 6, 2010 8:06:13 PM
      > Subject: Re: [dxatlas] Re: CW Skimmer Audio IF frequency changes on its own
      >
      > Alex:
      > Yes...That was the problem. Changing the IF bandwidth causes the IF frequency to
      > vary thus throwing off the skimmer display. I now remember something about this
      > concering PowerSDR-IF and it was solved by W2UX in his version.
      >
      > Thanks for the help!
      >
      > Steve
      >
      > ----- Original Message -----
      > From: ALEX
      > To: dxatlas_group@yahoogroups.com
      > Sent: Monday, September 06, 2010 8:14 PM
      > Subject: [dxatlas] Re: CW Skimmer Audio IF frequency changes on its own
      >
      > Hi n4lq,
      >
      > I have never used K3 myself, but I was told that the exact value of IF in this
      > radio varies with time, e.g., when the user selects a different filter. Please
      > see if you can find any correlation between the settings of the radio and the
      > required value of Audio IF.
      >
      > Please email me directly if you need further help. This forum is for user to
      > user communications, not for support requests.
      >
      > 73 Alex VE3NEA
      >
      > --- In dxatlas_group@yahoogroups.com, "n4lq" <n4lq@...> wrote:
      > >
      > > In the "settings" field for Audio IF, Hz, I normally have it set for 1700 Hz.
      > >I'm using a K3, LP-PAN here.
      > >
      > > Now and then I'll notice that the green arrow doesn't match the acutal
      > >frequency (signals appear to be offset by 1700 hz) so I change the Audio IF to 0
      > >and all is well again. Usually, the next day when I boot up, I'll have to change
      > >it back to 1700 Hz. This weird change happens without me doing anything and I
      > >wonder if anyone else has experienced this?
      > >
      >
      > [Non-text portions of this message have been removed]
      >
      > [Non-text portions of this message have been removed]
      >
      >
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