Hi Bryan,
I didn't do that. Is this something accessible under one of the tabs? Chris — Sent from Mailbox On Thu, Aug 6, 2015 at 5:21 AM, Bryan _ <[email protected]> wrote: > Did you do 48 hour precision first survey first to get an accurate Lat/Long/ > altitude?. You will probably need to start with a cold reset to erase any > previously stored data and then perform the survey. > -=Bryan=- >> Date: Wed, 5 Aug 2015 19:16:23 -0700 >> From: [email protected] >> To: [email protected] >> Subject: [time-nuts] A few questions about Tboltmon >> >> Hi, >> >> >> I got my new Thunderbolt up and running this past weekend but I have a few >> questions. I understand Lady Heather is a better program, and I have >> downloaded it. However right now I am trying to get things right with >> Tboltmon first. I had used it with my previous GPSDO, a Starloc II. I hate >> to say but the Starlic just worked, so I didn't pay much attention to >> Tboltmon other than to see that I was seeing satellites. Please forgive me >> if some of the questions may sound simplistic, but I'm sort of new to being >> a time nut. >> The Thunderbolt is brand new in package. I purchased a Power One open frame >> supply from EBay that was also new old stock. Before connecting it to the >> Thunderbolt, I went ahead and ordered new electrolytic caps from Mouser and >> spent last Friday night recapping the Power One box. I measured the outputs >> with a DMM to make sure I had 5 V, -12 V and 12 V. >> Noticing that in my old antenna location I could now only see 1-2 satellites >> (trees have grown a bit) I moved the antenna to the roof of my house, >> attached to a plumbing vent pipe, with a completely open view of the sky >> here on top of a mountain in Tennessee. >> >> >> Here's what I am noticing: >> To start with I simply turned on the Thunderbolt on Saturday morning without >> doing a warm or cold reset. Within a few minutes, I was seeing six or seven >> satellites, with the SV boxes lit up green with various numbers which I >> assume are satellite ID numbers. When I woke up Sunday I was down to seeing >> only two satellites. The numbers listed were different than the ones I saw >> before I went to bed Saturday. But when I unplugged the AC power from the >> Thunderbolt and plugged it back in, I was back to six satellites. >> I had thought that the GPS satellites I am able to see from my location are >> fixed 24/7. Do they move and different satellites come into view with >> rotation of the earth? >> I did a warm reset when I got up at 4:45 this morning and when I got home, >> four satellites were still green on Tboltmon. About an hour ago I went ahead >> and did a cold reset. >> I now have 6 satellites where the SV is green, and one with a yellow SV with >> a value of 7.0. >> All critical alarms are green, and all minor alarms are green except >> position questionable which is yellow. That has been yellow since Saturday. >> Under the Disciplining status, Mode is (0) Normal and Activity is (0) Phase >> Locking. >> The Timing Outputs are all over the place and have been since Saturday. >> Twenty minutes ago I got: >> PPS -106588.28 ns GPS >> 10 MHz 166.08 ppb >> >> >> So far today I have gotten the following ppb readings: >> -41.48 >> 374.30 >> 0.48 >> 0.70 >> >> >> Should the Timing output variance concern me? >> >> >> Thanks in advance for any help or advice. >> >> >> Chris >> KD4PBJ >> Monteagle, TN >> >> >> >> — >> Sent from Mailbox >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
