Innovating at Your Fingertips: A 3D-Printed Knob for Touchscreens
Have you ever wished for a physical knob to control your touchscreen interface? This article from Hackaday.com features a brilliant DIY project that does just that! The maker, upir, has designed and 3D-printed a clever knob that uses a magnetic encoder to interact with a screen, creating a new way to control your favorite apps.
This project is a perfect example of how creative engineering can bridge the gap between physical and digital interfaces. The article dives into the technical details, showing how the knob’s design prevents screen scratches and provides precise control. It’s a must-read for anyone interested in innovative DIY electronics and human-computer interaction. Read the full article to learn how this maker combined the best of physical and digital design!
Originally published on hackaday.com by Matt Varian on 5 September 2025
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