Arduino-Controlled Self-Targeting Sentry Mount

In this project we build a really easy, low-cost, low-complexity, high-functionality automatic targeting mount for any purpose you require. When someone or something comes near the device, it magically (not really) swivels around to face the intruder, ready to bombard them with whatever you have hoo...

By: AlexFW



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from Instructables: exploring - technology http://ift.tt/1uO4c8Y