Domestic Security Systems

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Working systems are shown in operation based on these examples. The designs in this book include all elements, including sensors, detectors, alarms, controls, lights, video and door entry systems. Chapters cover installation, testing and maintenance, and upgrading. Better safe than sorry, and you won't be sorry if you use this book. Build your own security system. This is a practical guide to domestic security, including basic systems. It includes all elements including sensors, alarms and lights.