Portal 2

Portal 2

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OR Logic Gate
 
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3.715 MB
May 9, 2012 @ 2:29pm
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OR Logic Gate

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Description
A simple example of an OR logic gate, as described to me by Odessa Cubbage on the Steam Forums. As long as either of the red buttons are pressed, a laser will reach the receiver and open the door. It also works if both buttons are pressed.