Tagged: relay

Controlling devices with the Opto-isolator Relay

Need to control devices that has high power or does not have the same power rating as the Arduino? Using an optoisolator relay is one wokr around you can choose to approach this issue. With that, this tutorial will give you a...

LED switcher using a DPDT Relay and a potentiometer

In this project, 2 LEDs will be switched on and off using the DPDT relay. (or flip-flopping the LEDs) This is another simple project to further explore the features of Arduino.