Thanks Alan for the clue. I had not seen this behavior before. Now if it would behave like this all the time I would not need AGC. I can only hope. :-) Or my AGC is so good its controlling the entire LF spectrum. Regards WB8TSL
On Mon, Jul 15, 2013 at 7:42 AM, Alan Melia <alan.me...@btinternet.com>wrote: > Hi Paul a major geomag storm occured around midnight UTC on the 14/15th. > This precipitated hot electrons into the D-region which causes extra > attenuation at night and enhanced daytime long distance signals. The > daytime effect is usually short lived but the night-time absorbtion may > continue for a few nights, as the ionoshere exchanges charge with the Ring > Current (Van Allen belts) > > Alan > G3NYK > > ----- Original Message ----- From: "paul swed" <paulsw...@gmail.com> > To: "paul swed" <paulsw...@gmail.com>; "Time-nuts" <time-nuts@febo.com> > Sent: Monday, July 15, 2013 2:56 AM > Subject: [time-nuts] WWVB odd propagation 07/14/2013 > > > Well this is pretty strange. >> Working on the WWVB d-psk-r and testing a new simple receiver with agc. >> Classic transistor design simple, cheap, and common parts. >> >> Normal wwvb signal strength on near boston using a Dymec WWVB rcvr quite >> accurate. >> day night >> 60-80 300-500 >> >> today >> 150 150 >> >> Fairly constant and we have gone through diurnal shift across the country >> now. >> Thats very strange >> Also verified using a HP3586 and its readings have matched the Dymecs >> throughout the day. >> The agc is not getting much of a work out. But I have to say I have never >> seen wwvbs signal this stable and I am talking many years. >> Regards >> Paul >> WB8TSL >> ______________________________**_________________ >> time-nuts mailing list -- time-nuts@febo.com >> To unsubscribe, go to https://www.febo.com/cgi-bin/** >> mailman/listinfo/time-nuts<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<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.