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How to Make a burglar alarm

Oct 16, 2009 08:23 PM
Diagram illustrating a simple circuit with a buzzer, battery holder, and clips.

Learn how to make a cheap burglar alarm/trip wire alarm with step by step instructions. This is pretty basic but effective. Cardboard, fishing line, batteries, soldering wire, soldering iron, hot melt glue gun, an empty soft drink can, electrical tape, buzzer are some of the necessary equipment. Follow along and make your own burglar alarm and keep your house safe.

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