[USRP-users] USRP X310 GPS or IEEE 1588 Synchronization
nate.temple at ettus.com
Thu Feb 28 16:25:14 EST 2019
Yes, that's correct, you can use the WR-LEN with the X310.
On Wed, Feb 27, 2019 at 12:40 PM Rob Kossler <rkossler at nd.edu> wrote:
> 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?
> On Wed, Feb 27, 2019 at 11:45 AM Nate Temple via USRP-users <
> usrp-users at 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
>> Nate Temple
>> On Wed, Feb 27, 2019 at 8:31 AM akin soysal via USRP-users <
>> usrp-users at 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:
>>> 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,
>>> USRP-users mailing list
>>> USRP-users at lists.ettus.com
>> USRP-users mailing list
>> USRP-users at lists.ettus.com
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