Who invented the motion detector?

Answer Leon Theremin was the Russian inventor of the motion detector. In the 1920s, Theremin created a device containing a sensor that could identify when a body approached. Theremin used this motion dect... Read More »

Top Q&A For: Who invented the motion detector

Who made the motion detector?

Motion detectors are any contraptions, including a line of string, that signal the presence of motion by moving or responding. Léon Theremin, a Russian inventor, was the first person to develop th... Read More »

How to Make a Motion Detector?

This article would benefit from step-by-step photos. You can help wikiHow by adding photos to this article. Click here for instructions. Notice added on 2008-03-07.You’re sleeping or your back is... Read More »

What is a motion detector?

A motion detector is a device that can detect movement within its field. The movement can trigger a door opening, like when grocery store doors open, or sound an alarm or signal lights to come on w... Read More »

How to Replace a Motion Detector on an Old Light?

A motion detector light helps conserve energy and adds a certain level of security. Because the light turns on only when you need it, and then shuts off automatically when you don't need it, it is ... Read More »