The alarm circuit diagram for safety box and other metal objects

Published:2011/4/14 21:25:00 Author:Ecco | Keyword: alarm circuit , safety box , metal objects | From:SeekIC

When someone touches the safety box or other protected metal objects, in order to get the photo of the toucher, the sensor circuit inputs a pulse to the alarm circuit, and its positive edge will start the semiconductor and thyristor flash GE, then driving the camera work.



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