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Re: [Discuss-gnuradio] Custom Spectrum Analyzer Block ?
From: |
Josh Blum |
Subject: |
Re: [Discuss-gnuradio] Custom Spectrum Analyzer Block ? |
Date: |
Fri, 27 Apr 2012 16:25:27 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:11.0) Gecko/20120310 Thunderbird/11.0 |
On 04/27/2012 07:53 AM, William Pretty Security wrote:
> Hello Group;
>
>
>
> I am wondering if anyone has a custom spectrum analyzer block or can tell me
> how to build one ??
>
>
>
> I know that GRC comes with the "FFT GUI Sink", but that is just what it
> sounds like.
>
> What I am looking for is a spectrum analyzer type display, where you can set
> a start-stop frequency or
>
> a center frequency and bandwidth. (Obviously, within the constraints of
> nyquist.).
>
>
>
> A peak search would be handy, but not absolutely necessary.
>
>
That would be nice. But none of the GUI sinks have a peak search feature
(peak hold though).
>
> Any ideas or suggestions out there ???
>
>
Well, as far as the tuning part, you could put this together pretty
easily in GRC with a couple of widgets for parameter entry.
There is also such an app installed with gnuradio in your system path
called uhd_fft
-josh