W dniu 21.09.2017 o 17:19, mle...@ripnet.com pisze:
>
> You talk about board-mounted GPSDOs in each of your B210s, but then
> talk about using an Octoclock-G.
>
> In the Octoclock-G example, you are explicitly selecting "external"
> for your refclock and time source?
>
> It is fully-expected that no two GPSDOs will precisely agree on
> frequency and phase, and will have some amount of mutual phase-noise. 
> Even when fed with the same antenna. 
>
I explicitly written that I configured USRPs to take PPS and 10MHz ref
from external inputs. We just happen to have board mounted GPSDOs in all
USRPs B210 that we have, but in this example they were not used for
synchronization.

--
Piotr Krysik


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