Arduino Breathalyzer: Calibrating the MQ-3 Alcohol Sensor
[Nootropic Design] explains the use (and the approach) to one of the most interesting sensors I’ve seen lately: the MQ-3 alcohol sensor: 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 […]
