You need to get the PPS to some other device, then it could be done. The whole GPS stratum 1 thing is mostly just PPS. You get the correct time with ntp, and th

You need to get the PPS to some other device, then it could be done. The whole GPS stratum 1 thing is mostly just PPS. You get the correct time with ntp, and the start of a second with the PPS from the GPS.