Coqui conductivity sensor

The Coqui: a simple device to read a sensor via an audible tone. We're exploring using audio frequencies to convey sensor readings -- like a modem, but even simpler -- in order to make sensor readings more accessible for people (or to enable data transmission over ubiquitous audio jacks on PCs and smartphones). Look for recent updates on Public Lab here.

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Coqui conductivity sensor /wiki/coqui 12 months ago by warren 40 11,858 19
Flooding and Stormwater Project in New Orleans /wiki/depth-flood-sensing-in-new-orleans almost 2 years ago by stevie 15 860 1