The folks at oomlout were tired of constantly having to rewire things, so they built a universal switch box for the Arduino. It has five potentiometers plus three switches. They’ve put together ...

The RF signal is also divided and sampled to measure frequency. To automate tuning, an Arduino switches a bank of capacitors and inductors in and out of the circuit. By varying the load ...

The array of switches, sensors, actuators, motors, and displays offers terrific versatility. The kit includes an excellent project guidebook. The Arduino software (called Integrated Development En ...

Watch the demonstration video below to see how the an Arduino development board has been used together with a distance sensor to trigger the tattoo machine into action. YouTube user Wildman Tech ...

Here is a simple general-purpose security alarm circuit built on the Arduino platform. It brings up an obtrusive alert signal when an intrusion/theft attempt is observed by its front-end sensor. In ...