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SCR (Silicon-Controlled Rectifie)
Battery Charger using SCR
Hack Your Snap Circuits With Frickin' Laser Beams! Build a Laser Tripwire and Alarm
3D Sears Tower (Willis Tower)
Laser Security Bot
Hack a flash camera into a emergency strobe light
Flash LED Photocell
How to Use Nokia 5110 LCD With Arduino?
Coil Gun Simulation with femm4.2
DIY - Sensor-Based Door Lock
Posted:Oct 11, 2010
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