The amorphous FFT bucket SYLT-FFT by Davey Taylor GitHub link Fixed-point 32-bit, radix-2, FFT and inverse FFT. fix_fft: FFTs using fixed point arthmetic in C, includes test routine fix_fft.tar.gz Written by Tom Roberts (1989), improved by Malcolm Slaney (1994), made portable (ix86 assembly removed) by Dimitrios P. Bouras (2006). C source for an FFT-generator for integer FFTs for asm (80x86, 68k a