YouTube on MSN

RC boat with "out of this world" RGB led lights

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 ...
EDN

Control a Relay with Arduino – Tutorial #5

In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors, 1 BC547 transistor, one 6V or 12V relay, one 1N4007 diode and a 12V fan ...
YouTube on MSN

NAV LED lights for drones and RC planes | Arduino

All the info you need right here ✦ In this occasion I'll make a lighting system to be controlled remotely from my rc using ...
EDN

Adding an LED to a relay illustrates circuit tradeoffs

The real core of engineering, in addition to technical expertise, is the ability to articulate the inevitable tradeoffs and pros/cons of design alternatives, and then weigh these relative to each ...
Hackaday

A Simple LED Flashlight Composed Of A Relay And A Magnet

In our tips line we sometimes receive hacks that are amazing just because of their ingenuity. This relay-powered flashlight is definitely one of them. It has been named RattleGen by its creator [Berto ...