This looks ideal to me: https://www.u-blox.com/sites/default/files/RCB-F9T_ProductSummary_%28UBX-18069985%29.pdf
-Dustin On Wed, Jan 23, 2019 at 8:01 PM Angus via time-nuts <time-nuts@lists.febo.com> wrote: > > Hi, > > It doesn't look like the F9P does anything special for timing - the > timing specs given in the F9T spec sheet are 5 ns (1-sigma, clear sky, > absolute mode) and +/- 4ns jitter, but for the F9P are 30ns RMS and > 60ns for 99%. > > I think I want an F9T :) > > Angus. > > On Mon, 21 Jan 2019 09:00:33 -0500, you wrote: > > >Hi > > > >Ok, so the “product summary” page on DigiKey very clearly shows the > >frequency coverage information. If that data sheet was on SparkFun …. > >I must have gone right past it. > > > >The equivalent F9T sheet starts out right at the top talking about correcting > >ionosphere delay to deliver better timing. One would *assume* the F9P > >does the same thing. It never seems to show up in quite the same big bold > >print…. > > > >Bob > > > >> On Jan 21, 2019, at 8:44 AM, Bob kb8tq <kb...@n1k.org> wrote: > >> > >> Hi > >> > >> > >>> On Jan 21, 2019, at 1:41 AM, Mark Sims <hol...@hotmail.com > >>> <mailto:hol...@hotmail.com>> wrote: > >>> > >>>> It is clearly multi-band for GPS. It is unclear from a quick read if it > >>>> is multi-band for the other systems. > >>> > >>> Here's what they say it supports: > >>> > >>> 184-channel u-blox F9 engine > >>> GPS L1C/A L2C, > >>> GLO L1OF L2OF, > >>> GAL E1B/C E5b, > >>> BDS B1I B2I, > >>> QZSS L1C/A L2C > >> > >> If that’s in the docs on the module, I missed it. My concern is the > >> frequency range of the front end > >> SAW’s (that are external to the chip set). > >> > >>> > >>> Here's the link to the Sparkfun device. I think it uses a u.FL antenna > >>> connector. > >>> https://www.sparkfun.com/products/15136 > >>> <https://www.sparkfun.com/products/15136> > >> > >> Yup and they aren’t crazy expensive compared to the module. The usual > >> auction sites also have > >> the same sort of thing for a bit less money. > >> > >> Bob > >> > >>> _______________________________________________ > >>> time-nuts mailing list -- time-nuts@lists.febo.com > >>> <mailto:time-nuts@lists.febo.com> > >>> To unsubscribe, go to > >>> http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > >>> <http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com> > >>> and follow the instructions there. > >> > > > >_______________________________________________ > >time-nuts mailing list -- time-nuts@lists.febo.com > >To unsubscribe, go to > >http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > >and follow the instructions there. > > _______________________________________________ > time-nuts mailing list -- time-nuts@lists.febo.com > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@lists.febo.com To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
