[time-nuts] DIY GPS-DO

[Filip Ozimek]

It's an old novatel SUPERSTAR II.

Filip.


Dnia 10 marca 2012 14:14 Bob Camp <lists at rtty.us> napisał(a):

> Hi
> 
> Which module do you have?
> 
> Bob
> 
> 
> 
> On Mar 10, 2012, at 8:07 AM, Filip Ozimek <me_super at o2.pl> wrote:
> 
> > Hello,
> > 
> > 
> > could you recommend me a good project of GPS-DO? I've got a GPS module with 1PPS output and a 20 MHz VCXO.
> > As I understand to do a phaselock to 1 PPS signal one must build some kind of digital PLL. But I'm not sure 
> > how to calculate a correction signal to the VCXO and how to test such a disciplined oscillator.
> > 
> > Filip.
> > 
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