Simple House Alarm circuit

Published:2012/9/11 21:28:00 Author:Ecco | Keyword: Simple , House Alarm | From:SeekIC

This house alarm circuit has open and closed loop sensor and has self shutdown function. The delay after trigering can be adjusted from 1 minute to 12. The delay before trigering is 13 seconds. Offcourse all this timmings can be change with litle changes to few passive parts.



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