Tnx hav data Trvling On Thursday, January 17, 2013, Burt I. Weiner wrote:
> Paul, > > I don't know if this will be of any help for your particular situation, > but several years ago I had a problem where my Spectracom 8170 would not > lock. I checked and found that I had good, clean signal at the input > spigot and the voltage going to the antenna was clean and correct. After > being patient with him for plenty of time, I finally broke down and called > Spectracom and reached someone in service. What he said to me was: > "There's a board with 4 electrolytics on it. Change the electrolytics and > he'll be fine." (This is not the receiver board) I did and my 8170 > started working again. In fact, he was locking up and staying locked > better than he had in all his previous life with me. A few years later, > and for some reason that escapes me now, I shot-gunned the entire receiver > with new, high quality electrolytics. I do not use him as a frequency > standard, only for a fancy-shmancy clock. > > As far as how well he keeps time these days; he agrees with my two DATUM > 9390-52054 receivers as best as my eyes jumping between the three of them > can see. By the way, speaking of my two 9390's, since I replaced the > Caritronics switching power supply module inside with an external Cisco > ADP-30RB, both are working fine and seem happy around 1E-12 and a DAC of > about 29000. > > Burt, K6OQK > > > Burt >> I don't know what to say at all but the bpsk signal does a number to my >> 8170. So all I can do is scratch my head. Lucky you. >> Regards >> Paul. >> >> On Wed, Jan 16, 2013 at 7:01 PM, Burt I. Weiner <b...@att.net> wrote: >> >> > Paul, >> > >> > I just went out to my shoppe and looked. Mine is locked and has been >> for >> > most of the day, with two green lights. Some time ago I added a meter >> to >> > the front panel that I connected to one of the test points. It's >> currently >> > fairly steady except for the normal dips in carrier strength. About >> this >> > time of day it usually starts to go nuts because of the Diurnal shift. >> I'm >> > in Glendale, CA, just north of Downtown Los Angeles. My WWVB antenna >> is a >> > ferrite rod type in a PVC tube. It's been laying by the side of the >> house >> > on the ground for over 15 years. That's where I've always gotten the >> > cleanest signal - found that out when we re-roofed the house. >> > >> > Burt, K6OQK >> > >> > > Burt I. Weiner Associates > Broadcast Technical Services > Glendale, California U.S.A. > b...@att.net > www.biwa.cc > K6OQK > > ______________________________**_________________ > 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.