Duh… you are correct, I was still on the desktop-sizes ones… but would you need one? What I can find is not cheap. It would be interesting to work the math eg for Doppler shift compensation which could require better accuracy than a “normal” GPS synced timing source.

Best,

Mike
On Jun 12, 2021, 18:43 +0200, Nathan Owens <nathan@nathan.io>, wrote:
> You can buy a coin sized chip-scale atomic clock, so it wouldn’t surprise me.
>
> > On Sat, Jun 12, 2021 at 9:15 AM Mike Puchol <mike@starlink.sx> wrote:
> > > The basis for the GPS time sync is an atomic clock on board each satellite. I very much doubt Starlink is placing one of those in their birds :-)
> > >
> > > Best,
> > >
> > > Mike
> > > On Jun 12, 2021, 16:00 +0200, Michael Richardson <mcr@sandelman.ca>, wrote:
> > > >
> > > > Dave Taht <davet@teklibre.net> wrote:
> > > > > It’s ironic that the device has to have gps in it, and thus should be
> > > > > able to provide perfect time to clients directly behind it, isn’t.
> > > >
> > > > Couldn't starlink satellites *also* provide a GPS reference?
> > > > They are lower and way more of them...
> > > >
> > > > --
> > > > ] Never tell me the odds! | ipv6 mesh networks [
> > > > ] Michael Richardson, Sandelman Software Works | network architect [
> > > > ] mcr@sandelman.ca http://www.sandelman.ca/ | ruby on rails [
> > > >
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