Description: In this project I did a Christmas jumper with rgb LEDs, this can also be a creative clothing project or whatever ...

Description: Using an Arduino or a micro controller we can generate cool looking patterns with an led strip with addressable LEDs. In this case I'm using an Arduino uno (clone board) and a strip of ...

There’s a part you’ll find in almost every mains powered switch mode power supply that might at first appear to have only one application. An optocoupler sits between the low voltage ...

The post examines reverse-phase dimming, also known as trailing-edge dimming, commonly used in modern lighting systems.