This burglar alarm system circuit is using a infrared proximity detector that triggers an alarm when the rays falling on its sensor are interrupted. It is different from others burglar alarm systems ...

Ferrithemaker has published a new Raspberry Pi project to the Hackster.io website this week, providing details on how you can create your very own DIY Raspberry Pi intruder alarm and detection system.

Passive InfraRed sensors (PIRs) are electronic devices which are used in some security alarm systems to detect motion of an infrared emitting source, usually a human body. All objects, living or not, ...