| "An excellent overview of all the current alarm systems". -- Hustler "...the information is up-to-date, carefully presented... and has a broader appeal than the non-governmental B&E crowd". -- Surveillant Any alarm system can be beaten. This book shows how. Dozens of security systems are described in illustrated detail:
-- Magnetic Switches
-- Window Foil
-- Sound and Heat Detectors
-- Photoelectric Alarms
-- Central Station Systems
-- Closed Circuit TV
-- And Much More. You'll learn how they work and how they can be defeated. A must book for anyone concerned with security.
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