Recently an ad on YouTube about an acoustic light sensor/switch module piqued my interest. Out of curiosity, I contacted the online vendor and bought a pair. Named MR-SK50A, the module is less popular ...

Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites a light source in a flash. The “snooper” here is an ordinary passive infrared (PIR) motion ...

This article appeared in Microwaves & RF and has been published here with permission. L-com recently added to its family of Internet of Things (IoT) light-detection environmental sensors that gauge ...

Need a cheap and easy way to deter intruders? For homeowners, outdoor lighting is a game changer for providing a line of sight on potential trepassers without running up costly energy bills. If you're ...

Light Detection and Ranging (lidar) uses pulsed light to measure the distance to an object. It has a range of applications including automotive sensing (in which case it is often paired with radar and ...