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Re: [Discuss-gnuradio] various USRP GUIs freezing

From: Eric Blossom
Subject: Re: [Discuss-gnuradio] various USRP GUIs freezing
Date: Thu, 30 Mar 2006 19:14:47 -0800
User-agent: Mutt/1.5.9i

On Thu, Mar 30, 2006 at 03:22:08PM -0800, Erik Tollerud wrote:
> I'm new to gnuradio, but I've sucessfully compiled and installed the
> gnuradio software and hooked it up to my USRP.  My problem (at least,
> the first one...) is in running some of the GUI USRP examples.
> usrp_wfm_rcv(_anything else).py,  usrp_oscope.py, usrp_fft.py all show
> this strange bug; When I start them up, they seem to run fine for a
> few seconds (or a few minutes for the oscope), and then the interface
> freezes up (i.e. I can't input anything like the center frequency -
> clicking just doesn't do anything), but the graphs continue updating
> very slowly, and one at a time. For example. in usrp_wfm_rcv.py, the
> "Data from USRP" graph responds for a while while the other two look
> frozen, then the "Post Filter" graph does the same while the other two
> are frozen, then "Post Deemph"... then the cycle restarts.  Any idea
> what's going on?
> And the usrp_wfm_rcv does output sound, but I'm not hearing any radio
> stations even if I have an antenna connected... I'm not sure if I
> should be at this point, but at any rate all I hear is static.

Hi Erik,

* Which version of the GNU Radio code?  tarball or cvs/svn?
* What OS / version / disribution are you using?
* What version of wxPython?
* What kind of  processor do you have?
* How much RAM?

Anything else you can tell us that might help...


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