We may receive a commission on purchases made from links. If you have an interest in electronics and have been hanging around DIY tech forums for a while now, chances are you already know what an ...

I built a whole-home ad blocker with a $7 ESP32-S3 board - and it took just minutes ...

Control it with your smartphone and view the underwater scenery through a browser. A sci-fi dream realized with an ESP32 and a 3D printer. The ESP-FLY featured in the previous [Kato RC #29] was a $30 ...

Building directly for Android beats creating web apps by a mile.

There’s something uniquely satisfying about a pen plotter. Though less speedy or precise than a modern printer, watching a pen glide across the page, mimicking human drawing, is mesmerizing. This ...

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Android-based RC Car controller integrated with MQ-02 gas sensor and HC-06 Bluetooth module. Built with Java, MVVM architecture, and Arduino C++ for hazardous gas detection in industrial environm ...