I made this project because I wanted a way to automatically control the speed of a DC fan according to the temperature read by a LM35 sensor. I had a few problems with the PWM part mainly because the ...

This is an easy tutorial showing how you can control the brightness of an LED or adjust the speed of a DC fan using Arduino Board, a small BC547 transistor and a potentiometer. In my example the whole ...

Whether you’re using a soldering iron or a table saw, ventilation in the shop is important. Which is why [Atomic Dairy] built a monster air cleaner called the Fanboy that looks like it should be ...

One of the great things about home automation is that it’s limitless. Whether you add more smart locks, toss some smart light bulbs into lamps, or add another smart thermostat to your home, it’s ...

[Dave] just couldn’t take the ambient noise from his Lulzbot Mini anymore, so he built a fancy fan controller for it. He measured some points on the printer’s Rambo controller board to see what ...

We've shown you a few automated irrigation systems, both large and small, but if you're an Arduino fan, you'll love DIYer Jouni's set-up, made out of a bucket, a submersible pump, and plastic hose. It ...