10 Oct
2017
10 Oct
'17
11:32 a.m.
The unit I referenced has PPS. I plan to have a dedicated RPi running as
ntp server.
On Oct 10, 2017 08:13, "Marius Petrescu" <marius(a)yo2loj.ro> wrote:
I used a adafruit GPS module on a Olinuxino, the
advantage being that it
has full fledged UART ports, so no GPIO is needed for PPS.
This is the main stratum 1 source for my network. It is available as
stratum 2 on yo2tm.ampr.org.
Marius, YO2LOJ
On 10.10.2017 18:00, John D. Hays wrote:
I have one of these on order
https://learn.adafruit.com/adafruit-ultimate-gps-hat-for-ras
pberry-pi/overview?view=all
On Oct 10, 2017 02:33, "Ruben ON3RVH" <on3rvh(a)on3rvh.be> wrote:
Well, an rPi can be a Stratum1 if it uses the PPS output from the GPS
> clock imho. (and from what I found on the net a few years ago)
> If it does not use PPS output it cannot be a Stratum1 imho because the
> jitter will be too high
>
>
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