VCR_VIDEO_DETECTOR_CONTROLLER

Published:2009/6/18 3:36:00 Author:May | From:SeekIC

This circuit uses the video output from a VCR or camera to control a relay. Video turns on Q1, cutting off Q2, allowing Q3 to be forward biased, activating relay K1. You can use the timer in your VCR and this unit to generate long time delays as well.



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