Re: [time-nuts] Choosing a GPS IC for carrier phase measurements

2018-08-21 Thread Magnus Danielson
Hi, On 08/22/2018 12:01 AM, Dana Whitlow wrote: > I have Wolaver's book, and it mostly seems pretty readable. Wolaver also > describes > a technique for extending the linear phase range of the classic "digital > phase/freq" detector > to several cycles, not just the usual one-cycle range. Yes.

Re: [time-nuts] Choosing a GPS IC for carrier phase measurements

2018-08-20 Thread Bob kb8tq
Hi > On Aug 20, 2018, at 5:46 AM, Nicolas Braud-Santoni > wrote: > > On Mon, Aug 20, 2018 at 01:15:10AM +0200, Attila Kinali wrote: >> On Sun, 19 Aug 2018 23:26:03 +0200 >> Nicolas Braud-Santoni wrote: >> Yeah. u-blox isn't as nice as they used to be to small customers :-( >>> >>> Ah,

Re: [time-nuts] Choosing a GPS IC for carrier phase measurements

2018-08-19 Thread Bob kb8tq
Hi > On Aug 19, 2018, at 5:26 PM, Nicolas Braud-Santoni > wrote: > > On Sat, Aug 18, 2018 at 08:25:11PM +0200, Attila Kinali wrote: >> On Thu, 16 Aug 2018 17:45:30 +0200 >> Nicolas Braud-Santoni wrote: >> >>> The main issue I'm running into is that most timing GPS modules will >>> happily

Re: [time-nuts] Choosing a GPS IC for carrier phase measurements

2018-08-19 Thread Nicolas Braud-Santoni
On Sat, Aug 18, 2018 at 10:13:49PM +0200, Magnus Danielson wrote: > >> 2) replace the internal oscillator with one phase locked to your OCXO. > >> [...] > > > > If you go this route, the close in phase noise of your signal needs to be > > in the > > “pretty good TCXO” range. There are indeed

Re: [time-nuts] Choosing a GPS IC for carrier phase measurements

2018-08-19 Thread Nicolas Braud-Santoni
On Sat, Aug 18, 2018 at 08:25:11PM +0200, Attila Kinali wrote: > On Thu, 16 Aug 2018 17:45:30 +0200 > Nicolas Braud-Santoni wrote: > > > The main issue I'm running into is that most timing GPS modules will > > happily give you carrier phase measurements... for their internal > > oscillator, and

Re: [time-nuts] Choosing a GPS IC for carrier phase measurements

2018-08-18 Thread Magnus Danielson
Hi, On 08/18/2018 10:01 PM, Bob kb8tq wrote: > Hi > > > >> On Aug 18, 2018, at 2:25 PM, Attila Kinali wrote: >> >> On Thu, 16 Aug 2018 17:45:30 +0200 >> Nicolas Braud-Santoni wrote: >> >>> The main issue I'm running into is that most timing GPS modules will >>> happily give you carrier phase

Re: [time-nuts] Choosing a GPS IC for carrier phase measurements

2018-08-18 Thread Bob kb8tq
Hi > On Aug 18, 2018, at 2:25 PM, Attila Kinali wrote: > > On Thu, 16 Aug 2018 17:45:30 +0200 > Nicolas Braud-Santoni wrote: > >> The main issue I'm running into is that most timing GPS modules will >> happily give you carrier phase measurements... for their internal >> oscillator, and the