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Secret Knock Detecting Lock

Unlock your door with a secret knock. More information, source and schematics at http://grathio.com  
 
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XXXFireBladeXXX (14 hours ago) Show Hide
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Haha awesome!!
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SubRosa999 (2 days ago) Show Hide
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woooow
madwilliamflint (3 days ago) Show Hide
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Bloody genius. My only concern would be if the mechanism didn't hold to the door. Easily solved I'm sure.
fabiuh991 (4 days ago) Show Hide
+1
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awsome!
BergerKing064 (5 days ago) Show Hide
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I'd program mine with ditty.
LuciusMare (6 days ago) Show Hide
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It looks funny,kinda like a headless stick figure :P
01200projects (1 week ago) Show Hide
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doesn't that guy look like jimmy carr!? cool gadget tho'
sunday325 (1 week ago) Show Hide
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the knock is not secret to your neighbors. It would be better to use this on a door inside the home rather than the entrance
FrozenWaffles7 (1 week ago) Show Hide
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i wanna buy one!

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