Re: [Discuss-gnuradio] no trasnmit signal

[Eric Blossom]

On Tue, Oct 17, 2006 at 01:50:51PM -0700, seph 004 wrote:
> Hi
> 
> I am having trouble with transmiting from a Basic TX daughterboard
> (it's the only one I have for the time being). I've tried connecting
> an oscilloscope to the output while running siggen.py, but there is
> no signal coming out.

The peak output level is pretty low on the Basic Tx...
I don't recall what it is off the top of my head.

> Also, I notice a continuous stream of 'usrp
> underrun' messages. Has anyone experienced a similar problem, or
> know what a possible solution may be?

Use a higher interpolation rate.   try the --help option to
usrp_siggen.py 

Eric