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An Ethernet-aware shop entry control system with multiple control keypads and RFID card readers, and a custom control interface for user input and alarm behaviors. |
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This self-powered club on wheels makes enough sound t fill a small auditorium on a shoestring budget. It has club lighting, a fog machine with fog ring cannon, strobe lights, and other special effects! |
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User Projects |
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Petty tests the control unit he built for his custom-built portable generator as Allison works on a window sign.
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Desert cabin solar voltaic system
Arduino microprocessor projects RFID Door access control system Beer cooler automation and temperature tracking ID-scanning access control system
Beer cooler (Defcon contest entry) Currently in redesign, this stainless globe contains a copper exchanger coil and valve system. It holds two gallons of iced saltwater coolant and about a pint of beer fits into the coil when the valve is closed. The new version is slated to have a microprocessor temp tracking system, an automatic temperature-responsive valve, and a full head management subsystem.
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Kim is the first to reach the fifteen-foot summit of the rope ascender/descender. |
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Rope ascender/descender Climbers abound — we have Search and Rescue people, cavers, mine explorers, and other vertically enabled people at the 23b shop. A new climbing pulley was mounted in the shop in 2009, which allows people to practice vertical rope work and even prepare for vertical rope skills certification tests. |