Re: [time-nuts] Ublox F9P PPS output

2019-02-11 Thread Bob kb8tq
Hi Now for a bit more of the storyt :) If you take your 24 hours worth of data from the F9P and send it to NRCan for analysis, they come back with a plot and data file that shows the clock running about +/- 2 ns over the 24 hour period. The ADEV at one second is about 10X better than what

[time-nuts] Ublox F9P PPS output

2019-02-11 Thread Mark Sims
I got in a Ublox F9P multi-band receiver from Sparkfun. Lately I've been testing the 1PPS output. This data is from the F9P tracking GPS and GLONASS L1 and L2. The PPS was measured by a TAPR TICC clocked by an HP-5071A. BTW, processing the raw F9P measurement data with CSRS-PPP produces