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 ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

It’s a fairly simple project, too: just hook an Arduino Uno up to a motion sensor ... You can just leave the power relay on top of the enclosure, ready to use with your fan or whatever appliance ...

It can be tiring to use your mouse for long periods ... with bigger LEDs or even a light bulb (paired with a relay for the Arduino Uno). Try a toggle switch instead, so you won't have to keep ...

Project using Arduino UNO and a RFID reader module (EM-18) to control an LED and a Relay. Circuit schematic and Arduino Sketch (source code) are provided here. The reader transmits radio frequency ...

Arduino Uno microcontroller Custom shield with relays, transistors ... Connect the Arduino to your laptop via USB and use Visual Studio Code with the PlatformIO extension for a seamless coding ...