FWIW UNAVCO now lists some actual hardware models with issues/no-issues and links to further material: https://kb.unavco.org/kb/article/preparing-gps-gnss-receivers-and-hardware-for-the-april-6-2019-gps-week-number-rollover-wnro-867.html
On Sun, Mar 31, 2019 at 10:00 PM Bob kb8tq <[email protected]> wrote: > Hi > > Pretty much all of the GPSDO’s on eBay are long past their “end of > support” date. In a lot of cases, even > when “in support” free updates were not available, even to OEM customers. > The simple answer with the > TBolt is to run it into something (like Lady Heather ) that understands > what’s going on. The display software > then corrects for the issue and (more or less) all is well. > > In some cases a manual “update the date” process will fix the problem. > That generally holds as long as > power to the unit is not lost. Once power cycles, you get to manually > enter the date again. My preference > is to let LH deal with this sort of stuff. > > In this case “all is well” includes that the TBolt keeps putting out a > proper PPS at the top of each second. > The 10 MHz is properly disciplined. What happens around a leap second is > up to LH since the PPS really > does not care about UTC / GPS time. > > Bob > > > On Mar 31, 2019, at 1:05 PM, John Reilly <[email protected]> wrote: > > > > I have an elderly Trimble Thunderbolt that I use primarily as a > frequency reference. The date has never been correct (today, it reads Aug > 15, 1999), which probably resulted from the last rollover. Should I > anticipate any additional problems with the upcoming rollover? > > > > This Thunderbolt has Application software version 3.0, and GPS Core > version 10.02. The Board serial number is 81737225, date of manufacture is > 10/26/4. Are there updates that fix the date? > > > > Thanks, > > - John > > > > _______________________________________________ > > time-nuts mailing list -- [email protected] > > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > > and follow the instructions there. > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
