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Hackvision Preview!

Hackvision is the tiny, hackable, Arduino-based video game system. Available in mid-October with a retail price of under $40 USD. UPDATE: Hackvision is now available! Learn all the details! Features: NO Arduino is required. Based on Arduino technology so you can write...

Arduino Breathalyzer: Calibrating the MQ-3 Alcohol Sensor

Difficulty Level = 3 [What’s this?] The MQ-3 is an alcohol gas sensor that is available for about $5 from Sparkfun, Seeed Studio, and others. It’s easy to use and has sparked the imagination of anyone who has dreamed of building their own breathalyzer...