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).

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Build a Coqui BBv1.0

by donblair over 4 years ago | 8 | 5,509 | 7




DIY Science Lesson with the Coqui

by pdhixenbaugh 8 months ago | 28 | 280 | 6


Building the coqui

by jiteovien 10 months ago | 1 | 130 | 3



Coqui wave audio recording

by imvec 10 months ago | 0 | 210 | 1


Adding a jack to the Coqui

by imvec 10 months ago | 2 | 249 | 4


Bay Area Maker Faire!

by stevie 11 months ago | 0 | 440 | 1


Sensor Journalism: A Guide for Educators

by kanarinka about 1 year ago | 2 | 307 | 5


Riffle Device: Water Conductivity Sensor

by rebeccah over 2 years ago | 7 | 820 | 1


Photos of building Coquis in Hong Kong

by liz about 3 years ago | 0 | 938 | 1



Spring Fling: Calibrating the Coqui

by ddileona about 4 years ago | 1 | 2,547 | 1


sensors in soda bottles

by mathew about 4 years ago | 6 | 3,177 | 2




Gulf Coast Spring Fling!

by stevie about 4 years ago | 3 | 3,845 | 2


New Orleans February Water Quality Meet-up

by stevie about 4 years ago | 0 | 1,839 | 0


Riffle & Coqui Development Plan

by donblair over 4 years ago | 0 | 2,046 | 1