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.

This is a library for the Arduino IDE that helps interface with ST's VL53L4CD time-of-flight distance sensor. The library makes it simple to configure the sensor and read range data from it via I²C.

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 ...

Abstract: LPG is an alternative fuel used for daily use. Due to its low cost and ease of installation. This article covers an Arduino-based gas detection system that uses an Arduino UNO R3 board and ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

Ultrasonic sensors are unique devices that harness ultrasonic waves to measure distance, detect objects and analyze material properties. Their distinctive mode of operation, advantages and ...

Like all modern smartphones, your Samsung Galaxy phone comes equipped with a proximity sensor that automatically turns off the screen when you hold it up to your ear during a call. This feature is ...