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Electronic Home Security System Project

This alarm circuit activates when S1 through S5 are activated. This lights LED1 and activates Q1 via IC1C and IC1D. RY1 is wired to self latch. S10 is used to reset.

Electronic Home Security System Circuit Diagram:

Security System Circuit Diagram


When key switch S1 is activated or when re-entry buttons at S6 are depressed, IC1C is deactivated until RC network R7/C3 charges.


Electronic Home Security System Project Electronic Home Security System Project Reviewed by haru on June 29, 2017 Rating: 5

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