The burglar alarm circuit design was based on the operation of CMOS 4001 where a high output would only result if both the inputs to the gate are low. Burglar Alarm – one way of preventing break in’s ...
No one wants to be the family on the block with the malfunctioning burglar alarm. You know the one I mean. The folks with the home security system that has a mind of its own, wailing at all hours of ...
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