[USRP-users] USRP X310 + UBX Daughtercard TX Issue

2019-04-05 Thread Salahi, Mert E via USRP-users
Hi all, I recently purchased a USRP X310, and a pair of UBX daughter boards, that I would like to use to for waveform testing. However, I have not been able to get basic operation on the radio working properly with GNURadio. I am able to receive a tone when running a receiving GNURadio flowgrap

Re: [USRP-users] UBX coherence between TX and RX

2019-04-05 Thread Marcus D. Leech via USRP-users
On 04/05/2019 11:43 AM, Michael R. Freedman wrote: Hello, If I remove the DSP from the equation by setting the DSP tuning policy to manual and assigning it to zero, I am coherent from tx to rx on all frequencies. I'm now beginning to think that the DSP is doing it's tuning differently for

Re: [USRP-users] UBX coherence between TX and RX

2019-04-05 Thread Michael R. Freedman via USRP-users
Hello, If I remove the DSP from the equation by setting the DSP tuning policy to manual and assigning it to zero, I am coherent from tx to rx on all frequencies.  I'm now beginning to think that the DSP is doing it's tuning differently for tx and rx.  Or there is an accumulated error in oppo