[USRP-users] USRP N210 send and receive strange
Marcus D. Leech
mleech at ripnet.com
Tue Sep 10 09:17:09 EDT 2013
On 09/10/2013 04:25 AM, ??? wrote:
> Dear all,
> I have three new USRP N210 with SBX Board (Rev 5.1) which I just
> received from ettus. When I use our LTE code to test the new USRP(one
> USRP to send,and another USRP to receive), I find the code can not run
> properly, because the frequency offset is too large,up to about
> 1.5kHz. However, when I only change the SBX board from new Rev5.1 to
> Rev5, the code can run correctly, and the frequency offset is about
> So I do not understand why the performance of new sbx
> sub-board(Rev5.1) is even worse than the old one. Or is there anyone
> can tell me whether the result has relationship with uhd drivers? We
> use uhd_3.1.2 drivers, but it has previously been very stable and
> never has such a problem about frequency offset.
> Can anyone help me?
> Thank you!
> Zhonghua He
> USRP-users mailing list
> USRP-users at lists.ettus.com
What is your operating frequency?
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