Glowing LED Eye for Little Toys
The objective of this little, and a bit odd, experiment is to explore the use of a single LED as a fancy glowing eye for toys and the use of a BJT as a simple […]
LED Throwies & Build Ideas
Here’s a project for fun – Magnetic LED Throwies! LED Throwies were invented in 2006 by the Grafitti Research Lab in New York City to use as non-destructive graffiti. Build one (or several) yourself right […]
Pool LED Lamps & Idea Sparks
Recently while searching for little floating toys, I came across some inexpensive Chinese LED pool lamps. Most sellers described them as water-activated lotus/lily LED flower lamps. Out of curiosity, I purchased a few of them […]
Solar LED Lantern Torch – Quick Teardown
Have you ever wondered what’s inside this cheap Chinese Solar LED Lantern Torch? Although it appears like a safe and beautiful emergency lamp, be aware that it has the potential to kill you through its […]
Analog Audio Visualizer LEDs
I prepared this post in a hurry to help you to quickly design and build an analog audio visualizer using common light-emitting diodes. It’s not the first time I built a simple analog audio visualizer […]
I2C LED Knight Rider
I have already posted two Knight Rider and Larsen Scanner LED projects online. You can go through these to access them Arduino Knight Rider Arduino Larson Scanner. Or you can buy yourself an inexpensive Knight […]
Arduino LED Signal Wand Light
This is an update to an old project of mine that was printed almost a decade ago! Here is the link to that little nostalgic project https://www.electronicsforu.com/electronics-projects/portable-signal-wand At this point, I’m using a microcontroller as […]
Sound Reactive Pixel LEDs
This little post covers the construction details of sound reactive pixels which is pretty enjoyable to build and watch. You can embed it in a lot of things, for example, think about gluing it in […]
Self-Timing LED Lamp
Looking for a simple way to make your own automatic LED lamp for your staircases or corridors? This simple self-timing LED lamp gives you a defined light output at the exact time you need it. […]
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 […]