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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DIY Salinity Measurements with Coqui and/or Multimeter?

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Bronwen asked about about 2 months ago

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How can we adjust the frequency of the coqui?

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liz asked about 6 months ago

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answered on Nov 02, 2018 0

answered on Nov 03, 2018 1

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DIY conductivity Sensors

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roberts_ecofarm asked about 6 months ago

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