Survivalism & Self Sufficiency Topics > Home And Business Security

Location security

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bb_stl:
I ran across this link and thought it might be a simple and fairly inexpensive alarm for homes for BOLs. One can use fewer sensors and still hook it up to either an existing alarm or a wireless network or something even more creative. Simple, cheap and effective.

http://hackaday.com/2013/08/13/designing-a-pressure-sensitive-floor/

bb_stl

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