So we must find a way to upload a new firmware for the TBolt before the 2017... that is download the actual firmware (3.00) correct the bias and upload the corrected one.
On Thu, Jun 7, 2012 at 10:48 PM, David McGaw <[email protected]>wrote: > Not true. GPS week is imbedded in the GPS data. > > David > > > On 6/7/12 4:39 PM, Mark Sims wrote: > >> Most GPS receivers base their rollover point from their data of >> manufacture/firmware creation/etc. The week rolls over 1024 weeks after >> that. They tend to not be dependent upon when the actual GPS week rolls >> over. Better receivers have ways of inferring the actual week after a >> rollover occurs... it appears that the Thunderbolt does not do this. >> Also, most GPS receivers do not cease to work after a rollover... they >> just report a bad date. >> >> From the Thunderbolt manual: >> The first week number roll-over will occur as August 21, 1999 (GPS) >> transitions to August 22, 1999 (GPS). The ThunderBolt adjusts for this week >> rollover by adding 1024 to any week number reported by GPS which is less >> that week number 936 which began on December 14, 1997. With this technique, >> the ThunderBolt will provide an accurate translation of GPS week number and >> TOW to time and date until July 30, 2017. >> >> _______________________________________________ >> 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.
