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 ...

East Georgetown Inter-School runners-up Tutorial High School of Woolford Avenue departed yesterday afternoon for Barbados to participate in the 10th edition of the annual Barbados Relay Fair. The ...