Nate, Although the X3xx series to not natively support White Rabbit, I believe that they can get all of the benefits by using a WR-LEN in close proximity to the X310. Is that correct?
Rob On Wed, Feb 27, 2019 at 11:45 AM Nate Temple via USRP-users < usrp-users@lists.ettus.com> wrote: > Hi Akin, > > The Octoclock-G would be suitable for this purpose, and yes, it does > contain a GPSDO (OCXO). https://kb.ettus.com/GPSDO#GPSDO_.28OCXO.29 > > The Octoclock-G does not contain an antenna, you must provide one to the > GPS Antenna input (SMA). > > The X3xx series do not support IEEE 1588, however, the N3xx series USRPs > do support White Rabbit, which is an extension of the IEEE-1588-2008 > standard. More info can be found here on it > https://kb.ettus.com/Using_Ethernet-Based_Synchronization_on_the_USRP%E2%84%A2_N3xx_Devices > > > Regards, > Nate Temple > > On Wed, Feb 27, 2019 at 8:31 AM akin soysal via USRP-users < > usrp-users@lists.ettus.com> wrote: > >> Hello All, >> >> >> I have a question. We want to synchronize the clock of the two USRP X310s >> with a GPS or IEEE 1588 standard. I would like to synchronize the two USRPs >> with each other so that the base station and user terminal would not >> experience any synchronization issue. I also would like to synchronize one >> of the USRP X310s with an external base station, which supports IEEE 1588 >> and GPS clocks, and we have a synchronization budget of about *250us*. >> >> >> I learned that the setup that worked in France is using the following >> Ettus product: >> >> >> https://www.ettus.com/product/details/OctoClock-G >> >> >> Do you think that this would suffice for our needs? It has its own GPS >> clock and antenna inside, right? It is compatible with USRP X310? >> >> >> I know that the product specification does not include IEEE 1588, so I am >> concluding that it would not be possible to use this standard for our >> scenario, do you agree? >> >> Thanks and regards, >> >> Akın >> _______________________________________________ >> USRP-users mailing list >> USRP-users@lists.ettus.com >> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >> > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >
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