A Guide To Home Security

Excerpt:Years ago, home burglar alarms were only found with rich homes. These days however, the prices have dropped and they are becoming more common with homes of average folk. A lot of people who invest in burglar systems go for the do it yourself systems. They can be wired or wireless, setting off an alarm when an intruder attempts to break in or when they are moving around inside of your house.With home burglar alarms, there are two types - open and closed circuit. Open circuit systems work by setting off an alarm when the circuit closes. When a window or a door is opened, the circuit is immediately completed and the alarm goes off. Closed circuit systems work the opposite way. When a window or door is opened, the circuit is brok

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