Efficient traffic management in urban areas remains a significant challenge as vehicle density grows and infrastructure ...

[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]’ ...

Discover a sensor the size of an IC that works by measuring the time it takes light emitted to bounce off of a target and return. About a year ago, a coworker told me about a new kind of distance ...

Of course, many different types of distance measuring sensors exist but not all sensors are the same. Each sensor has its own advantages and disadvantages. At its most basic level, a distance ...

Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites a light source in a flash. The “snooper” here is an ordinary passive infrared (PIR) motion ...