A classic here would be if there was a network-attached USRP that is also found by your PC, and then used without you noticing. Could that be the case? What do you use in the "device address" field of the UHD USRP Sink?
Best regards, Marcus (the other) On 15.01.21 09:28, Marcus D. Leech via USRP-users wrote: > On 01/15/2021 02:27 AM, Hai Nguyen via USRP-users wrote: >> Hello, >> >> I'm trying to transmit complex samples (e.g. BPSK chips) using B210 >> and GNUradio. My flowgraph is very simple: A file source connected to >> a USRP sink (cpu format fc64), sample rate is 1e6. However the USRP >> seems not to transmit anything (no red light, and nothing on the >> spectrum) and also there is no error message. I tried with various >> gain values but still saw nothing. >> >> I tried the same thing with an X310 and it worked fine. What would be >> the cause for the B210 and are there any ways I can make it work? >> >> Thank you, >> Hai > What does: > > uhd_usrp_probe --args type=b200 > > GIve you? > > What TX gain setting are you using? The devices based on AD9361 have > an unusually large gain-control range, going up to about 80dB. > So if you're used to gain range stopping at 31.5dB, you'll be "low" > by about 50dB. > > What frequency? The B210 can tune from about 70Mhz to 6GHz. > > >> m > > > _______________________________________________ > USRP-users mailing list > [email protected] > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com _______________________________________________ USRP-users mailing list [email protected] http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com
