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 channel Circuit Basics has created a new video they have published this week which compares the centre of the new New Arduino 101 (Genuino 101) board comparing it to the setup of the older ...