Arduino Multimode LED Tent Light
Nowadays portable LED tent lights can be purchased cheaply to provide ample lighting while hiking and camping overnight. Then it is only a simple matter of connecting the tent light to a mighty battery pack […]
Universal Low Voltage LED Flasher Module
In this post, you can see the design of a little low-voltage universal LED flasher. The flasher is in fact a standalone module but it can also be used with most 3.3V (or 5V) microcontrollers […]
Arduino Kids Night Light
It’s only been three weeks since I put together an Arduino Night Light for the kids, and it already made my neighbour’s kids curious! Anyway, long story short, once I had finalized my design thought, […]
Self-Dimming LED Lamp
Described here is the do-it-yourself project of a simple self-dimming lamp. The self-dimming lamp is powered by a rechargeable 9V battery and features a push-button switch that triggers one bright LED as the emitter and […]
LED Strobe Primer – Part 2/Final
This is the concluding part of the LED strobe article published last year (https://www.codrey.com/electronic-circuits/led-strobe-primer-part-1/). During this long period (sorry for the inadvertent delay) I have already shared several strobe light ideas. But the sequel to […]
Solar LED Book Light
You never know what kind of funny gizmos you’ll find online, especially when you’ve a bunch of notifications configured to go off when such wonders pop up. I even find myself searching for something despite […]
A Mighty LED Flasher
I still believed electronics hobby can be promoted through the application of nostalgic components and circuits. This is a meek try to inspire someone learning and experimenting with basic electronics circuits, or to wake up […]
A Simple LED Rescue Light
Lighting is very essential in the wake of a disaster! When a disaster depletes your utilities buries everything in darkness, being capable to enlighten your environs can be a matter of survival counting on your […]
Easy LED Origami!
Love the ancient art of paper folding – Origami?. Traditional origami consists of folding a single sheet of origami paper (square paper often with a colored side) into a sculpture without cutting, gluing, taping, or […]
A Tiny Task Light
Ever wondered how to build a multimode task light, and how to use a single button switch to change the mode of brightness? I too was curious about it so I studied many things about […]