2 layers40.6 × 38.1 mm

FFTSlice
Pyrograf/FFTSlice
Module evaluating FFT with programmable gain control, filtering, and parallel/serial communication
61 parts
Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.

Pyrograf/FFTSlice
Module evaluating FFT with programmable gain control, filtering, and parallel/serial communication