Sometimes USRP sensitiviy goes down

Now I’ve tried communication test a lot of times.
I send a signal like below:

Then RX shows plot like below:

Most of time it’s fine.

However, very rarely, RX just shows white noise like below:

Every condition has not been changed
I just turn USRP off and on and now I have this problem.

This forum is not affiliated to the Ruby language, Ruby on Rails framework, nor any Ruby applications discussed here.

| Privacy Policy | Terms of Service | Remote Ruby Jobs