For one, the sound doesn’t directly control the solid state relay used in the fan controller. When the microphone equipped Arduino detects enough noise, it will start a timer that keeps the fan ...

An Arduino controller app (Here’s one for the iPhone and one for Android devices) An idea of what you’re trying to achieve A little technical know-how! One of the great things about the ...

Posted in 3d Printer hacks Tagged adafruit, arduino, fan controller, graphics library, lulzbot, mini ← A Low-Cost Mini PCB Printer Apple Aftermath: Senate Entertains A New Encryption Bill → ...

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 ...

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 ...

Arduino fans, this project turns TVs on when you want them off. It makes a perfect April Fools' Day joke or gag gift—or, in the spirit of Evil Week, use it anytime of year to drive people crazy ...

Here's a project for Arduino fans with an old iPhone sitting in their junk drawer. Following these instructions from Will O'Brien, you can craft a remote start system that's triggered by SMS. The ...