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 ...

In this project, we are going to build something very simple project, a temperature controlled relay that is used to turn on a dc fan. You can actually change the DC Fan to other electrical devices ...

Fascinated with electronic projects and want to build your own? Arduino boards can most definitely help with that. These microcontroller boards are designed to send and receive data to and from the ...

Arduino boards can certainly be used to create homebrew connected devices, but that doesn't mean it's easy. What if you're a rookie who has yet to master programming or wiring? That's where Arduino's ...

Do it yourself garage door openers must be all the rage nowadays. We just got word of another take on this popular idea. [Giles] was commissioned by his friend to find a way to control the friend’s ...

Learning electronics? Then, chances are you already know what an Arduino is, or at the very least, you've heard of it. After all, it's among the most popular electronics platforms available in the ...

[Rick] had a problem. His garage refrigerator was tasked with a critical duty—keeping refreshing beverages at low temperature. Unfortunately, it had failed—the condenser was forever running, or not ...

If you are interested in learning more about the history of the iconic Arduino UNO microcontroller you are sure to be interested in the new article published this month to the official Arduino blog ...

What if a single board could bridge the gap between beginner-friendly simplicity and professional-grade power? Enter the Arduino Uno Q, a new evolution in the world of development boards. With its ...

Hardware with services lowers learning curve of adding cloud and app connections to devices. A while back, Ars took our first step into building the Internet of Extra Creepy Things (IoECT) with ...