[time-nuts] Segal law: freq difference for GPSDO

Bob Camp kb8tq at n1k.org
Wed Mar 30 18:48:31 EDT 2016


Hi

To contribute to the survey process, you need at least 4 satellites in the “locked on” state. More is better and 
4 may or may not get you into survey. If you are struggling to get enough stateless, it’s usually an antenna issue.

Bob

> On Mar 30, 2016, at 1:38 PM, Vlad <time at patoka.org> wrote:
> 
> 
> 
> TB has three satellites in "green" state. I'll have a look to the issue closely. Looks like "StarLoc II" little "deaf" in compare with TB.
> If its not locked - it could explain why OCXO is out of its 10Mhz. Its just not disciplined.
> 
> 
> 
> On 2016-03-30 10:48, Chris Caudle wrote:
>> On Wed, March 30, 2016 12:04 am, Vlad wrote:
>>> https://www.patoka.ca/OCXO/TBvsSL/StarLocIImonitor.png
>> That unit is in holdover, it will not produce an accurate 10MHz output.
>> Only one satellite is in view, so either it does not have a good
>> connection to an antenna, or the receiver is broken.
>> How many usable satellites does the Thunderbolt show?
> 
> -- 
> WBW,
> 
> V.P.
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