[time-nuts] SR620 software and adjustment Ref queston

Tom Knox actast at hotmail.com
Mon Nov 12 19:44:50 UTC 2012


Hi Eric;
That seemed logical, but I could imagine some topography where looping the signal may have made sense.
Thanks Again;
Thomas Knox



> Date: Mon, 12 Nov 2012 10:13:53 -0800
> From: garnere at gmail.com
> To: time-nuts at febo.com
> Subject: Re: [time-nuts] SR620 software and adjustment Ref queston
> 
> the ""reference" in step 2 is the best reference you own, not the
> internal ref. sorry for the confusion.
> 
> -eric
> 
> On Mon, Nov 12, 2012 at 9:59 AM, Tom Knox <actast at hotmail.com> wrote:
> >
> > In step 2 is this my Lab Ref, or the SR620 ref out that is put into Ext  Ref and Input A ?
> >
> > Thomas Knox
> >
> >
> >
> >> Date: Mon, 12 Nov 2012 09:52:13 -0800
> >> From: garnere at gmail.com
> >> To: time-nuts at febo.com
> >> Subject: Re: [time-nuts] SR620 software and adjustment
> >>
> >> Volker:
> >>
> >> This is the adjustment procedure that I used:
> >>
> >> Use the following adjustment sequence to get the frequency spot on:
> >>
> >> 1. Set the Cal jumper to Cal Enable
> >> 2. Connect the reference to Ext Ref (rear) and Input A
> >> 3. Switch the counter to Ext Ref
> >> 4. Set the CalByte 50 for the best display (this is a very fine adjustement)
> >> 5. Switch the counter to Int Ref
> >> 6. Set the CalByte 4 for the best display (this adjustement is coarse,
> >> optimize!)
> >> 7. Set the Cal jumper to Cal Disable
> >>
> >>
> >> The procedure can be found in the list archives and at Brooke Clarke's
> >> website at: http://www.prc68.com/I/TandFTE.shtml
> >>
> >> -Eric
> >>
> >>
> >>
> >> On Mon, Nov 12, 2012 at 8:05 AM, Volker Esper <ailer2 at t-online.de> wrote:
> >> >
> >> > Sorry, I don't want to annoy you, but I can't find the alignment/adjustment
> >> > procedure for the SR620 - once, I had it... :-( I don's mean that in the
> >> > manual, there must be another one Bob talked about.
> >> >
> >> > By the way: is there any suitable vindous software out there, for talking
> >> > (and listening) to the SR620 via RS-232? A program like Ulrichs Z38xx would
> >> > be nice...
> >> >
> >> > Thanks a lot and please don't be annoyed - I guess this kind of question is
> >> > not very inspiring.
> >> >
> >> > Volker
> >> >
> >> >
> >> > _______________________________________________
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> >>
> >>
> >>
> >> --
> >> --Eric
> >> _________________________________________
> >> Eric Garner
> >>
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> 
> 
> -- 
> --Eric
> _________________________________________
> Eric Garner
> 
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