LED bezels (also known as LED panel-mount holders) are great, so how about 3D printing the next ones you need? Sure, they’re inexpensive to purchase and not exactly uncommon. But we all know that when ...

USB-C versus USB Micro connectors are turning into one of the holy wars of our time. Rather than be left on the wrong side of the divide [Stefan S] has come up with his own USB-C version of of an ...

This project provides Arduino-based controller functionality to drive and interface to an LED panel intended to take flat-field images for astrophotography. The implementation permits both manual ...

This projects build a LED light source for a photographic enlargers. All content is free to be used for non-commercial purposes. Any LED power setting can be used from 16 LED (small 35mm direct light ...

Abstract: This experiment aimed to investigate the effect of cleaning on the performance of solar panels. The experiment measured the panels’ voltage, current, and temperature before and after ...

Abstract: This paper proposes a low-cost platform for real-time monitoring PV panel operation. The data acquisition is performed using inexpensive hardware. The real-time data measurements (current ...

Solar lights are environmentally friendly lighting, and with a good set, you can create an ambience that lets you enjoy your garden long after dark. Powered by solar panels, they absorb daylight and ...