New technology enables light to be stored, delayed, and controlled within a single photonic chip, with potential applications ...

Identifying an unmarked SMD capacitor is often a real headache: 22 pF or 220 pF? 100 nF or 1 µF? The CAP 328 was designed to ...

Cook up some ESP32 projects this weekend.

If someone walked away with the tester, the display needed to scream. They came to us because they needed more than a ...

But can we extend the capabilities of a $5 ESP32-CAM module to build something similar? In this project, we are going to ...

Knitting has come a long way from sweaters and blankets. Researchers at the Harvard John A. Paulson School of Engineering and ...

Programmable logic controllers are widely used in industrial automation systems to control machinery, monitor sensors, and manage manufacturing operations. Although PLCs provide reliable machine ...

I’m already loving this device, and I haven’t even touched one. Arduino announced it has collaborated with M5Stack to develop the new compact and powerful Nesso N1 IoT development kit. This system ...

Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components to a 555. But you needn’t go so fancy! [The Design Graveyard] explains how ...

Decorative lighting has become quite popular, with options such as LED surface panels, strip lights, COB lights, spotlights, and profile lights that are widely used in residential and other interior ...

Makerfabs has recently introduced Matouch 1.28-inch ToolSet_AC Dimmer an open-source ESP32-based AC voltage controller for dimming lights or adjusting motor speeds using phase-cut dimming. Built ...