"A collection of DIY hardware projects using circuits, Arduino, and Raspberry Pi to store electricity, detect invading zombies, generate solar power, and create communication and surveillance devices. Projects include alarms, low-power LED lighting,...
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"A collection of DIY hardware projects using circuits, Arduino, and Raspberry Pi to store electricity, detect invading zombies, generate solar power, and create communication and surveillance devices. Projects include alarms, low-power LED lighting, an FM radio frequency hopper, a periscope, a wind turbine, and flash, movement, and noise makers"..