Many here probably have seen The Engineer Guy's series of videos showing a Fourier Analysis machine. If not here it is it's a great watch. https://m.youtube.c

Many here probably have seen The Engineer Guy's series of videos showing a Fourier Analysis machine. If not here it is it's a great watch. https://m.youtube.com/watch?v=NAsM30MAHLg https://m.youtube.com/watch?v=NAsM30MAHLg