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 ...
Most of us know about switch and relay contact bounce. If you've never taken the time to actually look at it, here's your chance. Even if you have looked at it, check this out. Moving contacts tend to ...
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