SocialIEEE Spectrumabout 4 hours ago
Make a Portable Wide-screen Mechanical TV
6 min read
The Scanwheel is a pocket-size wide-screen electromechanical TV with a 4,096 by 20 pixel resolution. A 3D-printed drum spins via a motor and driver board, controlled by a Raspberry Pi Pico that also manages the LEDs in the 3D-printed casing.
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