Archive for 04 Apr 2011

Sound capture (Part 4)

Part 1, 2, 3, 4, 5 So far, we managed to acquire a signal and to get its frequency spectrum. Now, we are interested in comparing it to a previously recorded spectrum. Again, because of the memory limitation of the ATMEGA 328, we will not record the reference spectrum in a Doubles vector. Instead, and because it’s far enough for […]