It's amazing what you can do with an ESP32 (or two).

In this project, I developed a long range autonomous boat that can track GPS waypoints. In addition, I incorporated a robust telemetry system that transmits realtime data from the boat to the ground ...

A clock is by its very nature a device for measuring time, and thus it moves forward at a constant rate. But how about in a ...

Russian satellites have been identified as the cause of mysterious, seconds-long bursts of GPS interference across Europe—a rare example of human-made GPS interference coming from space. But ...

Tony Goacher] has worked with a lot of cheap brushless DC motor controllers built in China. They can be very cost-effective, ...

Sometimes, the factory speedometer isn’t an option. Maybe you’re trying different wheel and tire combinations that throw off calibration. Maybe the gauge cluster finally gave up the ghost. Or maybe ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Seth Berkman Seth Berkman is a fitness writer. He incorporates testing into ...

Want more tried and tested recommendations from the RW editors? Sign up to our monthly newsletter Kit Bag. Click here to subscribe. What to look for in a running watch How we test running watches Why ...

Stepper motors use a cogged wheel and electromagnets to rotate the wheel one ‘step’ at a time. Each HIGH pulse sent to the A4988 stepper driver energises the coil, attracting the teeth closest to the ...

Copyright (c) 2019 Arduino SA. All rights reserved. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General ...

Building an indoor positioning system using ESP32 requires technology beyond GPS. While GPS trackers excel outdoors, indoor positioning system needs Ultra-Wideband (UWB) technology to achieve ...