Beanie Turns Brainwaves into Light

Ever wanted to visualize your brain activity in real-time? Move an object on a screen with your mind? This tutorial shows you how to make a recreational EEG beanie that turns brainwaves into light, using a microcontroller, LEDs and a special chip that processes brain activity. It also demonstrates how to use the hat to control audiovisual interfaces in Processing. To make this toy EEG device, I connected th ...

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