You’ll need to use timed commands for tuning, in order to phase align the LOs.
Unfortunately there is no direct support for this in GRC. So you’ll have to edit the output code from GRC to change you tuning functions. Sent from my iPhone > On Nov 13, 2020, at 8:08 AM, Arash Jafari via USRP-users > <usrp-users@lists.ettus.com> wrote: > > > Dear all, > > I have an issue with the X310: when recording a CW signal at 430MHz with > gnuRadio (version3.8.2.0) the phase relation of the two channels is not > constant. Every time I start the recording (the same signal is applied) a > different phase is displayed. What is wrong with the setup? > I have already tried to set the clock rate of the subdevice (2x UBX-160) to > 20MHz, it did not help. > > > <image.png> > > <image.png> > > <image.png> > > > > > Kind Regards > ----------------------------------------- > Dipl.-Ing. Arash Jafari > > Phone: +43 650 844 3617 > E-mail: arash.jafari.tele...@gmail.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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