IR Motion Detector alarm

Published:2012/9/13 21:22:00 Author:Ecco | Keyword: IR Motion Detector , alarm | From:SeekIC

This type of motion detector uses the same basic concept as the active infrared motion detector. An interruption in a 5 kHz modulated pulsating beam that is transmitted by an infrared diode and received by an infrared transistor sets off the alarm. Source: NEXT.GR



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