[Soekris] Soekris & NTP

[David Duchscher]

On Jun 21, 2007, at 1:38 AM, Poul-Henning Kamp wrote:

> In message <3C8B4F27-2E95-4899-B456-B88A86D070F5 at nostrum.com>,  
> David Duchscher
> writes:
>
>> The Garmin GPS 17HVS PPS line has a
>> specification of +/- 1 microsecond.  Secondly, do you have an idea
>> of what the accuracy of the such a setup would be?
>
> The GPS is actually the less critical component, as long as it has
> a decent PPS output.
>
> I have only used Oncore GPS, but with an OCXO that will hold solid
> inside 1ms.  With an Rb you get to the point where calibration of
> cable-lengths and ethernetchips is your major source of error.

I guess I get to see what I can get away with...I love to play with  
this stuff but my electronics knowledge is low. Guess I have more  
research to do.  :)  If anybody has any pointers or recommendations  
on OCXO, I would love to hear from you.

Thanks again for taking time to answer my questions.
--
DaveD