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From: | Chuck Swiger |
Subject: | Re: [Discuss-gnuradio] gr.fft_vcc usage in make_fft_sink_X |
Date: | Wed, 16 Mar 2005 20:04:53 -0500 |
At 03:55 PM 3/16/2005 -0800, you wrote:
This would work fine. In this particular case you can reduce this to: > src = gr.sig_source_f (sample_rate,gr.GR_SIN_WAVE,440,1,0) > s2p = gr.serial_to_parallel (gr.sizeof_float, fft_size) > fft = gr.fft_vfc (fft_size,True,True) > dst = gr.file_sink (gr.sizeof_gr_complex * fft_size, "fft_test") > now I just have to get a grasp on what, precisely, it means ;) Oh, that...
It certainly opens up a whole new world - so far I've shown that an ifft will reproduce the original signal: http://webpages.charter.net/cswiger/fft_ifft.html --Chuck
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