[Elecraft] P3 VFO B Tracking
James Balls
makidoja at hotmail.co.uk
Mon Jan 17 09:11:19 EST 2011
Brian
I've played with a softrock and rocky but it never really did it for me, maybe i didn't set it up correctly? It never seems very sensitive to me even with the IF out mod on the k3, Are you using a preamp / filter on the softrock?
Anyway the idea of the P3 was a good one, just hope they can add this feature in future release.
Jim
> Date: Mon, 17 Jan 2011 14:02:21 +0000
> From: alsopb at nc.rr.com
> To: makidoja at hotmail.co.uk
> Subject: Re: [Elecraft] P3 VFO B Tracking
>
> Jim,
>
> Maybe the P3 is the wrong tool (for now). I use ROCKY (free)/SDR on the
> subrx as a "pan adapter". The RTTY segments are not that wide anyhow
> you need at most 50 KHz. The display width is readily and infinitely
> variable. There also is no baseline jumping or peak/averaging which has
> to be fooled with.
>
> KISS. Actually it is KICS for keep it cheap and simple.
>
> It is easy to recognize RTTY signals and also gaps where one can CQ.
>
> The real problem is in using the K3, i.e. switching of TX between
> A/B/SPLIT/UNSPLIT without messing up. One would almost have to use A/B
> but that would would put the subrx and panadapter on the old A frequency.
>
> 73 de Brian/K3KO
>
> On 1/17/2011 12:04, James Balls wrote:
> >
> > Maybe a better explanation would help :-
> >
> > OK here's the senario.
> >
> > VFO A Main run VFO on say RTTY contest, want to tune to find multi's with VFO B but using a narrow display width on the P3 (ie 25khz), VFO B is out of the display very quickly.
> >
> > Now if you could track the frequency of VFO B on the panadapter I could see upto 200khz (+ or - 100khz of VFO A) with VFO B.
> >
> > So in essence I know the P3 takes the IF from VFO A but at 200khz bandwidth you could track at a high resolution (narrow frequency, say + or - 12khz) of the VFO B frequency if it allowed us to track with the VFO B frequency.
> >
> > For me this would be very useful on single op and Big nob Little nob operation (2 operators) as my whole system is set up for the sub VFO to be the multi chaser and the main VFO for running.
> >
> > So can this be done or is it a please mr elecraft add this function to the P3?
> >
> > This comming weekend is BARTG RTTY and I'd love to use it this way ???
> >
> > Jim
> >
> >
> >> From: makidoja at hotmail.co.uk
> >> To: elecraft at mailman.qth.net
> >> Date: Mon, 17 Jan 2011 10:26:32 +0000
> >> Subject: [Elecraft] P3 VFO B Tracking
> >>
> >>
> >>
> >>
> >> All
> >>
> >> Not really been keeping up on the reflector, just acquired a P3 but cannot find any way of tracking VFO B
> >>
> >> For my use this is paramount, I assumed this could be done with the P3, am I wrong?
> >>
> >> If I'm wrong could this be put in the next firmware update please?
> >>
> >> Everything else on the P3 is as expected and very good.
> >>
> >> Thanks
> >>
> >> Jim
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