This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

[Klaus] wanted some sort of aid for parking his car, and after running across a $4 ultrasonic sensor, decided to build his own speaking distance sensor (.de, Google Translation). Inside [Klaus]’ ...

USound’s latest MEMS-based Ready-to-Deploy Ultrasonic Module will be showcased at the upcoming Consumer Electronics Show (CES) in Las Vegas, Nevada. “This ultrasonic module highlights the versatility ...

An evaluation kit from TDK showcases its USSM1.0 PLUS-FS ultrasonic sensor module for designs requiring obstacle detection and distance measurement. The sensor operates in harsh industrial ...

[Mike] lives in a temperate rainforest in Alaska (we figured from his website’s name) and uses a 570 gallon oil tank to supply his furnace. Until now, he had no way of knowing how much oil was left in ...

Sponsored by Texas Instruments: Long used in sonar and more recently automotive systems, this venerable technology lives on in modern products for the home. Ultrasonics or ultrasound is a radar-like ...

Ultrasonics refers to signals that are above the human hearing span (>20 kHz), and usually in the 40- to 70-kHz range. These signals are used like radar—they’re radiated toward a target and reflected ...

Parkinson’s Isn’t Just Bad Luck. Scientists Reveal It’s Largely Preventable—and the Culprit Is All Around Us Helen Mirren feels ‘insulted’ by ‘condescending’ comments from young people Here's why ...