DIY Laser Spectrum Analyzer using Teensy 3.2 HD

youtube 16.06.2016

This video shows a DIY laser projector built with a laser pointer, a Teensy 3.2 microcontroller, a dual channel MCP4822 DAC, some opamps and a commercial 22kpps galvanometer with ILDA driver boards. It does live spectrum analysis using the FFT from the Teensy Audio Library. Music: "Cream of the Earth" by Romeo Knight

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