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Tom’s Hardware
Tom’s Hardware
Technology
Ash Hill

Raspberry Pi Pico 2 FFT sound spectrum analyzer visualizes audio via OLED display

GitHub
Raspberry Pi.

There are all sorts of cool audio-based Raspberry Pi projects out there but sometimes you need something a little more niche. Today we're sharing a really cool creation put together by Dan McCreary that uses a Raspberry Pi Pico 2 to drive a custom FFT sound spectrum analyzer. This gadget provides real time visual output of soundwaves and best of all, you can make it yourself!

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