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 ...

Patrick Thomas Mitchell has been once again been creating awesome Arduino speech recognition and relay board modules which have launched over on the Kickstarter website ...

Build Your Own DIY Arduino Temperature Controlled Relay Circuit With This Step-By-Step Tutorial From ElectroSchematics. Visit Today To Learn More.

His test setup uses an Arduino to drive servo motors on the receiving end of the hardware. You can’t do everything with Xbee, but the sender is where this concept comes into play.