Hello Inkyu Bang: Just repeating what Marcus asked. What sample rate are you using? Is this USB 2.0 or 3.0? Could you post your flowgraph?
--​Neel Pandeya On 24 April 2018 at 06:08, Marcus D. Leech <mle...@ripnet.com> wrote: > On 04/24/2018 06:09 AM, Inkyu Bang wrote: > > Hi, > > I am trying to use two USRP (B210) in one laptop. > I plan to send signals using two USRPs from the same source. > > When I tried to separately run ".grc" file in each terminal, it works > correctly. > However, when I tried to add one more "UHD: USRP sink" block in GRC. > > It shows an exception message "S" and only one USRP works. > > Could anyone help me to solve this problem? > > (1) What is the meaning of "S"? > O: overflow, U: underflow, but I don't know what this is. > > (2) Is there any way to use multiple "UHD: USRP sink" blocks in one > machine? > > Thank you, > Regards, > > Inkyu Bang > > What sample-rate are you using? Is this over USB2.0 or USB3.0? > > Could you share your .grc file? > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > >
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