Posted in Tool Hacks Tagged arduino pro mini, JBC, relays, soldering, uln2003A. 486 Gets Animated Turbo Button Thanks To Arduino. July 25, 2023 by Tom Nardi 27 Comments ...

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 ...

An Arduino Pro Mini takes care of switching the relays based on the button presses. On the input side, you can plug in devices like a phone, TV, digital audio player or a computer. The output can ...