Re: [time-nuts] Precision Time Protocol – Windows 10 implementation

2019-08-12 Thread Achim Gratz
Adam Kumiszcza writes: > I've made a ca. 10.5 cm metal disc cut from an old car radio chasis and put > it under my gps antenna. It does not hang now, but lays on the window sill, > facing up. That way you changed three variables in one go. You'd be better off changing one single thing each time

Re: [time-nuts] Precision Time Protocol – Windows 10 implementation

2019-08-12 Thread David J Taylor via time-nuts
From: Adam Kumiszcza [] If I take into account single high elevation satellite with good SNR (satellite 26 in the examples), the new placement and ground plane even lowered it :( I guess the real benefit of the ground plane would be if the antenna was outside, or my measurement method was wrong?

Re: [time-nuts] Precision Time Protocol – Windows 10 implementation

2019-08-12 Thread Adam Kumiszcza
On Sun, Aug 11, 2019 at 8:01 PM Achim Gratz wrote: > Adam Kumiszcza writes: > >> The key here is to have some conducting magnetic material under the > >> antenna, not just sitting on its own. > > > > My GPS antenna hangs on the window handle and still gives the good > result. > > It's on the

Re: [time-nuts] Precision Time Protocol – Windows 10 implementation

2019-08-12 Thread David J Taylor via time-nuts
You already have a PPS signal from your existing GPS, so I was thinking simply of distributing that the the Windows PCs, and feeding it to the serial port's DCD signal. I will try that. I guess you can connect serial port directly to my Uputronics expansion card (