If you need to measure a distance, it is tempting to reach for the ubiquitous ultrasonic module like an HC-SR04. These work well, and they are reasonably easy to use. However, they aren’t without ...

Dua Rashid has been working as a consumer tech journalist since 2020. She's worked for a bunch of tech publications, including Gizmodo, IGN, PCMag, BuySide from WSJ, Digital Trends, and TechRadar, ...

Hall effect sensors are everywhere right now. Keyboards, game controllers, and DIY kits use them for more precise inputs. But with any newly popular device, it can be easy to immediately jump onto the ...