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Do you enjoy experimenting with electronics? Are you concerned about the security and value of your property? If so, "Build Your Own Home Security System" is the book for you. It's packed with all the hands-on instruction you need to construct and install dozens of practical, inexpensive electronic security devices. For each project, you'll find a helpful schematic and a list of the circuits and components required. With Delton Horn's expert how-to guidance and clear instructions, even beginners can easily build:

Burglar alarms

Fire/smoke detectors and alarms

Automobile alarms

Electronic combination locks

Flood alarms

Temperature sensors

Power shut-down/reset timers