Alarm Directory. Free Guide to find the best Alarm offers.

Defeating Burglar Alarms explains burglar alarms in simple terms, and how thieves bypass them. First published as a military report, Defeating Burglar Alarms provides the best available explanation of the technological principles and weaknesses of all alarms in popular use. Every commonly used burglar alarm is analyzed for its detection method, and ways the alarm can be bypassed.

Contents include:

Reviews of all commonly used alarms
How they detect intruders
Causes of false alarms
Conditions that lower the accuracy of detection
Typical bypassing methods of thieves

Learn how burglar alarms work, and how burglars bypass them.