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Reply To: Inexpensive DIY conductivity sensor

Home Forums Environmental Sensors Inexpensive DIY conductivity sensor Reply To: Inexpensive DIY conductivity sensor


    The mayfly can generate a square wave which can then be filtered/rounded to a sinish wave. It would still need to be amplified with a low current op-amp

    For TDS trials I personally would start with something like this, though might need more research – it has methods of calibration. The qu is just what sort of value does the results give
    https://github.com/DFRobot/DFRobot_EC – I haven’t found a diagram yet
    The cable, for outdoors (no radio emf) doesn’t need to be the shielded cable.
    My guess Titanium sensors of similar size would work instead of the defined lab sensor.