[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors.

[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors.

And wired aftermarket add-ons need to be connected to the car’s wiring system, which deters many. The FenSens license plate frame encases a wireless proximity sensor that signals your smartphone ...

In general, laser proximity sensors emit a modulated or unmodulated laser beam and catch the reflection (or interruption) of the laser beam to detect objects. Laser sensor is a type of photoelectric ...

along with an ultrasonic proximity sensor to measure the distance between itself and passing cars. The footage is usually recorded in a loop, with the newest video constantly overwriting what was ...