[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]’ ...

Sometimes, it’s time to shut down the oscilloscope, and break out the cardboard and paints. If you’re wondering what for, well, here’s a reminder of an Instructable from [CrazyScience], that brings us ...

For years, ultrasonic sensors have been used in a wide range of applications including fish finders, parking sensors in cars and burglar alarms. In this article, we describe the characteristics of ...

A low-cost (~$100), do-it-yourself (DIY) ultrasonic water level sensor/datalogger has been designed, constructed, and tested for use in education, citizen/community science, and research settings. The ...

Proximity sensors that use ultrasonic sound waves calculate distance to an object using the time it takes to receive the echo from an ultrasonic burst. But, similar bursts from other sensors in close ...

One of the biggest mistakes Tesla made last year was removing ultrasonic sensors from the cars without offering an alternative. With the 2022.45.11 software update, cars without ultrasonic sensors ...

Chirp Microsystems’ CH-201 MEMS sonar-on-chip time-of-flight (ToF) sensor offers a sensing range of up to 5 meters for room-scale applications. Expanding the SmartSonic MEMS ultrasonic platform, the ...

Tesla doubled down on Tesla Vision by removing ultrasonic sensors from its vehicles a month ago. Some functionality was lost, but Tesla intends to offer the same features using the cameras around the ...