Build Your Own Home Security System

A collection of easy-to-build home security projects, requiring only low-cost, easy-to-find components and a few basic tools to construct.;Delton T. Horn, author of "Home Remote Control and Automation Projects", shows how to build and install fire and smoke alarms, gas and temperature range detectors, motion detectors, power shut-down/reset timers, a microwave meter, and much more. Seven different burglar alarms for home and auto make this book particularly valuable.