Motion sensor
This is the current revision of Motion sensor as edited by DavidB4 (talk | contribs) at 00:16, January 9, 2020. This URL is a permanent link to this version of this page.
A motion sensor is a device that detects movement and triggers some sort of response.
Types
- 'Infrared' electronics sensors are the most commonly used by modern security systems.
- Primitive motion detectors have been used since prehistory and could be as simple as tin cans on a stick.
- Sonic