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 <j...@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 <cfhar...@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 > >>> _______________________________________________ > >>> time-nuts mailing list -- time-nuts@febo.com > >>> To unsubscribe, go to https://www.febo.com/cgi-bin/ > >>> mailman/listinfo/time-nuts > >>> and follow the instructions there. > >>> > >>> _______________________________________________ > >> time-nuts mailing list -- time-nuts@febo.com > >> To unsubscribe, go to https://www.febo.com/cgi-bin/ > >> mailman/listinfo/time-nuts > >> and follow the instructions there. > >> > > _______________________________________________ > > time-nuts mailing list -- time-nuts@febo.com > > To unsubscribe, go to > > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > > and follow the instructions there. > > > > > > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.