Last year we built a drone using ESP32 and our community loved it. Since then the project has evolved and the drone is now ...

These days, most of us have a smartphone. They are so commonplace that we rarely stop to consider how amazing they truly are.

Recently, [Solder Hub] put together a brief video that demonstrates the basics of a Hall Effect sensor — in this case, one ...

Want to learn more about sensors, wireless communications, or electronics in general? Check out all the educational videos ...

Melexis introduces a new online tool that addresses the challenges of selecting non-contact FIR temperature sensors.

With pollution levels rising, the need to quickly check water quality has become more urgent than ever. Traditional ...

Bats are nocturnal hunters and use echolocation to orient themselves by emitting high-frequency ultrasonic sounds in rapid ...

The Sep/Oct 2025 issue of Elektor is out. The magazine explores a range of topics including short-range audio, satellite ...

Chapter 1, page 11 This code is basic but allows the reader to gain insight into key elements for several other projects in this book. It combines two pieces of code that are listed in the examples ...

Learn how to diagnose active wheel speed sensors, avoid ABS misdiagnosis, and prevent costly comebacks in your shop.

This Arduino flight controller is designed for controlling a drone using an ESP32 microcontroller, various sensors, and PID control loops. It utilizes an NRF24L01 radio module for communication with a ...

Adjustable gain to avoid ADC saturation. Supports 120 VAC or 240 VAC (or any value below that). Manual calibration for custom adjustments. Power supply range: 3.3v - 5v ...