[USRP-users] difference between N210 and X310

Radio User radiogeek381 at gmail.com
Wed Mar 9 13:08:05 EST 2016

There may be a difference between TX and RX gain ranges on the UBX
vs the CBX or WBX.  Could this be the problem?

Though the CBX and the UBX are relatively different, I'd expect ubx
performance to be no worse than the performance of the CBX.
> Have you tried adjusting gain settings? Are you still using the same sampling rate? I tend to wrongly connect the front connectors; are you sure you're using the right antenna port?
> Best regards
> Marcus
> Am 9. März 2016 10:17:47 MEZ, schrieb john liu via USRP-users <usrp-users at lists.ettus.com <http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com>>:
> >*Dear all,
> *>*          We run our program which is a LTE  downlink program,developed
> *>*base on gnuradio.We test it transmit and receive on N210 with CBX,the
> *>*rezult is OK,and the  constellation is clear ,and the error rate below
> *>*1%.But when we change N210 to X310 with UBX160,and the others keep the
> *>*same,the  test rezult become so worse.The constellation is no
> *>*regular,and
> *>*the error rate almost to 1.So, must we change some setting when change
> *>*N210
> *>*to X310?
> *>*           We run our program on ubunutu 14.04LTS,with UHD3.9.2.
> *>*best regards
> *>*John
> *>>>*------------------------------------------------------------------------
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> --
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