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Piezo buzzer wireless energy transfer
Unwashed Hands Alarm
DIY Hacks and How Tos
Vibration sensor with no moving parts
SPLat controlled Bluetooth IR room alarm system
MANOA LOGIC: Morse code wall art with Arduino + found materials
How to drive a Piezo with an Arduino
From a Coffeemaker to a Travel Alarm Clock
'Knock Back' - A Knock Echoing Arduino
Posted:Nov 16, 2013
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