Testing relays and their circuits in vehicles doesn’t always require a trip to the bench. With a few simple tools and ...

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 ...

Megger’s new SMRT 36 smart protective relay test set is ideally suited not only for testing today’s installations, but also for meeting the future cha ...