Re: [Discuss-gnuradio] WX GUI FFT sink on Raspberry Pi

On Fri, Feb 7, 2014 at 1:18 AM, Jim Larsen <n7ihq.jim@gmail.com> wrote:
> I installed GNU Radio version 3.7.2 on my Raspberry Pi from the Raspbian
> Jessie repository. It is working great for modeling a simple SSB receiver. I
> want to compare the CPU performance of the QT GUI Frequency Sink and the WX
> GUI FFT sink. The QT GUI Frequency display works fine. The WX GUI FFT window
> shows the controls but the FFT display is blank. Does anyone know a fix for
> this? The same flowgraph works fine with GNU Radio version 3.7.0 on my
> MacBook running Ubuntu 13.10.
>
> Regards,
>
> Jim Larsen

The RaspberryPi is a pretty light-weight processor. WxGUI does a lot
of processing in Python, and it could just be that the processor
stalls with the amount of work it's trying to handle.

Tom

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