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 ...

Figure an Arduino most matches the "Other" category. To be specific, it isn't an Arduino brand, it is a DigiSpark, but the trouble isn't with the device itself. The problem is with a buzzer. I got ...

Viking’s CTG-1A produces scheduled alert tones over an existing paging system, and can also operate relays at specific times. HUDSON, WI – November 13, 2018 - Viking’s CTG-1A produces ...