On Wed, Mar 16, 2005 at 08:04:53PM -0500, Chuck Swiger wrote: > 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 >
Re your comment re amplitude: See http://www.fftw.org/faq/section3.html#whyscaled Eric _______________________________________________ Discuss-gnuradio mailing list [email protected] http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
