[ntp:questions] PPS versus serial offset

David Taylor david-taylor at blueyonder.co.uk.invalid
Thu Aug 29 06:49:43 UTC 2013


On 28/08/2013 13:19, Steve Kostecke wrote:
> On 2013-08-28, David Taylor <david-taylor at blueyonder.co.uk> wrote:
>
>> detha <detha at foad.co.za> wrote:
>>
>>> http://detha.co.za/ntp/ntpmon.20130828.jpg
>>
>> I would be more worried about the 11 ms step in the PPS at about -155
>> hours...
>
> The PPS signal is plotted in green and does not diverge visibly from 0.
>
> The blue line, which displays the 11ms jump, is labled "stratum 1". It
> is very likely the system offset.

Yes, I meant "stratum-1".

Thanks to Detha for the explanation.
-- 
Cheers,
David
Web: http://www.satsignal.eu



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