> I think there were a couple of steps in between things like time-mation > satellites and such precursors to GPS. But I believe that CS references > were trucked around for a long time. > Regards > Paul > WB8TSL
Hi Paul, I'm glad you know about Timation. At some point every one who plays with GPS should take a quick look back. Here is some light reading. If nothing else, read the Origins of GPS paper (GPS World, u-blox) and the NRL GPS Bibliography. TIMATION - a GPS Predecessor Program https://directory.eoportal.org/web/eoportal/satellite-missions/t/timation First GPS NAVSTAR Satellite Goes on Display http://www.nrl.navy.mil/media/news-releases/2013/first-gps-navstar-satellite-goes-on-display http://www.nrl.navy.mil/PressReleases/2013/25-13r_NTS-2_1620x2649.jpg (worth every pixel) The Origins of GPS, and the Pioneers Who Launched the System https://www.u-blox.com/images/stories/the_origins_of_gps.pdf http://gpsworld.com/origins-gps-part-1/ http://gpsworld.com/origins-gps-part-2-fighting-survive/ Initial Results of the NAVSTAR GPS NTS-2 http://tycho.usno.navy.mil/ptti/1977papers/Vol%2009_13.pdf (USNO copy) http://leapsecond.com/history/1978-PTTI-v9-NTS-2.pdf (high-res from original) http://leapsecond.com/history/Ashby-Relativity.htm http://www.dtic.mil/cgi-bin/GetTRDoc?AD=ADA058591 http://www.dtic.mil/dtic/tr/fulltext/u2/a058591.pdf NRL GPS Bibliography http://www.nrl.navy.mil/content_images/MR8988.pdf (46.0 MB) (An Annotated Bibliography of the Origin and Development of the Global Positioning System at the Naval Research Laboratory) http://www.gpsdeclassified.com/wp-content/uploads/2013/08/NRL_GPS_Bibliography-web.pdf (5.5 MB) /tvb _______________________________________________ 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.
