In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

I’ve been testing out the RYB2340 Bluetooth module, and it’s honestly one of the simplest ways I’ve found to add wireless ...

Testing for failure with a multimeter is only partially effective, whereas a dedicated optocoupler testing circuit provides ...

RyzoBee today announced that its Root Series is planned to launch on Kickstarter in Q2 2026 for the North American and European markets (timing subject to confirmation). In response to growing ...

We review the Godox ML80Bi and ML150Bi — two compact, modular bi-color LEDs priced from $229. Great portability and ...

Researchers from several Parisian institutions have worked together to develop a non-destructive approach to study how ...

Light painting is a technique which allows you to “draw” on a photograph by moving a light past the camera during a long exposure shot. While it can be difficult to master, light painting allows for ...

If you’re intending to work at your desk for long periods of time, good lighting is a must, as it can help stave off eye ...

This is an Arduino project for controlling addressable LED strips (WS2812B) with an ESP32, designed for seamless integration with Home Assistant via MQTT. It provides a flexible effect system that ...