Difference between revisions of "Motion sensor"
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(Created page with "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 m...") |
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Revision as of 05:48, January 26, 2016
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