A home security system using a PIR (Passive Infrared) motion sensor connected to an Arduino. The system detects motion and triggers both audible (buzzer) and visual (LED) alerts. The project is ...

This Arduino library provides a convenient and easy-to-use interface for the PH4502C sensor, allowing you to effortlessly integrate it into your Arduino projects. The PH4502C sensor is a ...

An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

Need a Hall sensor? A strip of copper, a strong magnet, and an LM358 are all you need to explore the Hall effect hands-on. This experimental setup turns microvolt signals into measurable millivolt ...