I need a circuit idea for a burglar alarm with components being limited to the following. The alarm should be triggered by the IR proximity sensor and stay on till someone disconnects the supply. [edit]All this without an arduino or any controller[/edit] IR Proximity Sensor - 1 (Gives a digital out…

Simple Circuit Ideas Needed

system April 23, 2010, 7:07pm 7

Actually upon further though you could cut out the arduino entirely from this circuit.

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