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Re:An Interactive Guide to the Fourier Transform by sdk77 on Thursday November 26, 2015 @10:50PM (#10635754)
The style of the article reminds me of my all-time favorite book about DSP, by Richard G Lyons: http://www.amazon.com/Understanding-Digital-Signal-Processin...
Re:An Interactive Guide to the Fourier Transform by a-dub on Friday November 27, 2015 @04:29AM (#10636613)
+1

Great book. Although it can be a bit handwavey and a bit light on the math. Honestly I think it's best supplemented with a good signals and systems text.

I like "Signal Processing and Linear Systems" by Lathi and "Digital Signal Processing : principles, algorithms and applications" by Proakis.