The SparkFun Ultrasonic Distance Sensor - TCT40 (sen-24805) a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm.

“It fills a gap where ambient control, privacy, or focus are critical.” Indeed, the core value proposition lies not just in novelty, but in how directional sound reshapes the audio experience.

Unlike traditional speakers, which emit sound waves in all directions, ultrasonic directional speakers use high-frequency ultrasound to create a narrow audio beam. This focused projection ...

The Google Pixel 10 may look nearly identical to last year’s Pixel 9, but it’s packing meaningful upgrades under the hood. Google is enhancing its ultrasonic fingerprint sensor to be even faster and ...

Tomorrow, Wiim will announce its first wireless speaker, the Wiim Sound. It looks like a lot like Apple’s HomePod, with an almost cylindrical shape that’s wrapped in a fabric grille and topped with a ...

The rugged Vaisala WM80 ultrasonic wind sensor is designed to withstand the unique challenges and wide range of conditions in wind energy and maritime applications. It provides accurate wind ...