[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.

These are a pair of quests that’ll see you hunting down certain Vex enemies, but to even get them to start you need to have a new item called the “Proximity Sensor Alert”. What is a ...

Proximity sensors will also be deployed, alerting researchers when a collared deer comes within a certain distance of a trail camera, regardless of whether the camera captures footage.

Diodes’ AH4930Q 3D linear Hall-effect sensor simplifies rotary motion and proximity detection in automotive applications.

Diodes’ AH4930Q sensor detects magnetic fields along the X, Y, and Z axes for contactless rotary motion and proximity sensing.