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Re: [Discuss-gnuradio] WX GUI FFT Sink Performance


From: Marcus D. Leech
Subject: Re: [Discuss-gnuradio] WX GUI FFT Sink Performance
Date: Sat, 11 May 2013 15:57:11 -0400
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.24) Gecko/20111108 Fedora/3.1.16-1.fc14 Thunderbird/3.1.16

I have been using the WX GUI FFT Sink for a while now and I notice, regardless of the power of the machine, setting an FFT above 4096 causes it to effectively grind to a halt and UI become grey.

Is this a python thing?  Or is there a way to accelerate this block???

Regards,

Mark McCarron
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Also, the attached works just fine at a 5e6 sample rate, 4096 FFT bins, and update rate of 10Hz.



-- 
Marcus Leech
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org

Attachment: fft_test.grc
Description: application/gnuradio-grc


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