The first move will be to familiarize with this new modulation format. Of course I can't receive the WWVB but the DCF77 maybe a good test for me.
On Wed, Mar 14, 2012 at 11:08 PM, Brooke Clarke <bro...@pacific.net> wrote: > Hi: > > I sure would like a WWVB BPSK receiver for the new modulation. The > processing gains described in the paper John Seamons linked describes > processing gains that are tens of dB above what's possible with the old AM > data format. John has also measures the experimental phase modulation > testing, see: http://www.jks.com/wwvb/wwvb.html > The WWB paper "New Improved System for WWVB Broadcast" given at the 43rd > PTTI November 2011 is at: http://jks.com/wwvb.pdf > > Part of the processing gain comes directly from the BPSK modulation and > that amounts to a little over 10 dB improvement, but there's a further 18 > dB gain to be had by accumulating an hours worth of data and processing > that. > > I'm sure in time there will be plenty of low cost ICs designed to receive > the new signal, but my guess is that many Time Nuts would like to be in on > the ground floor. Also NIST probably would like to get reports on the new > signal when they do test transmissions. > > How to move forward? > > -- > Have Fun, > > Brooke Clarke, N6GCE > http://www.PRC68.com > http://www.end2partygovernment.com/Brooke4Congress.html > > > _______________________________________________ > 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.
