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 ...

Posted in ATtiny Hacks, Musical Hacks Tagged attiny2313, effect pedal, guitar, latching, microcontroller, momentary, relay, should have used a 555, stomp box ...