What version of UHD?

Could you share the flow graph you’re using?



Sent from my iPhone

> On Aug 6, 2020, at 11:47 AM, Sourin Mondal (Vehere) via USRP-users 
> <usrp-users@lists.ettus.com> wrote:
> 
> 
> Hi,
> 
> I am using USRP 2955 and want to receive two channels at 100 MSPS each 
> simultaneously. I have connected usrp with PCIe. I am running my code but 
> only one channel is getting received. Other channel is sending zeros only. I 
> am using Ubuntu 18.04. Previously one year back I faced the same problem 
> using USRP 2955 along with PCIe and running gnu radio. Only one channel 
> popped up in the frequency sink graph and second graph was static with no 
> signal. However, 2954 was giving both channels. Where is the problem? How can 
> I correct that to stream two channels simultaneously using usrp 2955 and 
> PCIe? Please help.
> 
> Regards,
> Sourin
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