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Portable Sound Analyzer on ESP32

Sounds are everywhere and always around us. Whether it is your name spoken by your beloved, a barking dog, music played on television or the horn of a car…
Our brain processes sounds through its ability to transform the sound waves picked up by our ears. But wouldn’t it be fun to really be able to visualize these waves and try to understand them as well?
That’s what I tried to do with this project. A microphone captures the waves, transforms them into electrical signals that can be processed by a microcontroller and displayed on a screen. Of course, it has to be fun, fast, informative and portable.
Let’s see what we can do…”

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