[time-nuts] LORAN-A GRI Timing Generator

[paul swed]

Loran A wow. That is indeed ancient. Did you find a old receiver or what
that you are tinkering with?
Regards
Paul

On Fri, Jan 7, 2011 at 5:28 PM, J. Forster <jfor at quik.com> wrote:

> I just got to thinking a few minutes ago a Tektronix DD501 or a BNC
> digital delay would be just about perfectly suited.
>
> I really don't like SRS much. They have been really unhelpful lately.
>
> Best,
>
> -John
>
> ==================
>
>
> > Hi John:
> >
> > There are a number of options.  A couple that come to mind are:
> > (1) us a Stanford Research DG535, see:
> > http://www.prc68.com/I/TandFTE.shtml#DG535
> >
> > (2) use a PIC or other micro controller.
> > http://www.prc68.com/I/PIC16F88.shtml
> >
> > Have Fun,
> >
> > Brooke Clarke
> > http://www.PRC68.com
> >
> >
> > J. Forster wrote:
> >> I'm designing a simulator for LORAN-A...  YES, LORAN-A. It needs about
> >> 24
> >> different GRIs from roughly 50,000 uS to 30,000 uS. Rounded to integers,
> >> the GRIs come out to something like 49,407 uS.
> >>
> >> Does anybody have any simple ideas for generating such a signal. For
> >> simplicity, I'd like to use a standard crystal and no aardvaark parts.
> >>
> >> Thanks,
> >>
> >> -John
> >>
> >> ==============
> >>
> >>
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> >
>
>
>
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