Using easy-to-find components and equipment, this do-it-yourself book shows you how to create a variety of mischievous gadgets, such as a remote-controlled laser, motorized multicolored LEDs that write in the air, and a surveillance robot. You'll also learn to use the highly popular Arduino microcontroller board with three of the projects.
Ping pong ball minigun
Mini laser turret
Balloon-popping laser gun
Touch-activated laser sight
Laser-grid intruder alarm
Covert radio bug
Laser voice transmitter
High-brightness LED strobe
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