What was your first Arduino program? Probably an LED blinker — that seems to be the “hello world” of microcontrolllers. You probably moved on to things a little more complicated pretty quickly. At ...

This project is a simple, variable-frequency sine wave generator built on the Arduino platform. It uses Pulse-Width Modulation (PWM) to produce a digital approximation of a sine wave, which is then ...

Patrick McCabe's latest creation is a delightfully ironic combination of high-tech and low-tech that is sure to please. And just what exactly is this inventive tour de force? Okay, if you've read the ...