Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...

The audio component centers around the SS8550 PNP transistor (Q1) which serves as a driver for the passive buzzer (BZ1). This ...

Building on that concept, the next objective was to create an even smaller FM radio compact enough to fit inside an earbud.

The PEHIL team explains how their hardware-in-the-loop-based power electronics simulation system works to visitors at the ...