[time-nuts] New WWVB modulation format receivers (NOT)

[paul swed]

Totally agree with you John as I learned. I knew it was a variable but I
have seen nights that were crazy and do fit your 40 db. I redesigned the
AGC to account for that in the fr front end actually.
Regards
Paul


On Thu, Feb 20, 2014 at 4:34 PM, J. Forster <jfor at quikus.com> wrote:

> At least on the Atlantic coast, the WWVB signal levels jump all over the
> place, certainly 40 dB and maybe more.  If a receiver cannot deal w/ that
> w/o losing lock, it's nearly useless.
>
> OTOH, LORAN was always a whopping signal.
>
> -John
>
> ================
>
>
>
> > Chuck thats easy. Because I could make it work. :-)
> > That said there was a post on time-nuts about LORAN C receiver in
> > software.
> > I responded and have had the great pleasure of communicating with
> Matthias
> > over the last two weeks. I have learned a lot already and he in return
> has
> > a tested LORAN C receiver.
> > So with some luck just maybe I can become smart enough to do a better
> > design in software on a $15 micro. You still need the RF frontend section
> > that I released quite a while ago to time-nuts.
> > Regards
> > Paul
> > WB8TSL
> >
> >
> >
> > On Thu, Feb 20, 2014 at 4:02 PM, Chuck Harris <cfharris at erols.com>
> wrote:
> >
> >> At 60KHz, it shouldn't be out of range of most
> >> general purpose CPU's, and even the most pathetic DSP.
> >>
> >> Why bother with a hardware solution when software can
> >> do it more easily?
> >>
> >> -Chuck Harris
> >>
> >>
> >> Florian Teply wrote:
> >>
> >>> Well, if someone comes up with a circuit, I could check how much chip
> >>> area that would consume in a 250nm SiGe BiCMOS... Shouldn't be out of
> >>> range for a serious time nut ;-)
> >>>
> >>> Florian
> >>> _______________________________________________
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