Electonics Build for R&D Conductivity Sensor

Bill of Materials

Item	Quantity	Source URL
Waterbear	1	https://...
Nucleo	1	https://...

We use a spare waterbear v0.2.2 demo board to provide switching for Vref

Schematics

Wiring diagrams.

Resistor values were calculated using https://docs.google.com/spreadsheets/d/1oWm_Bgx3GE-ziRBNUd_U12O1_qGncpa27VQ72YOOzpQ/edit?usp=sharing. This is a type 1 amplifier circuit.

Build Process

Tools & Skills

What's needed to build.

Parts Fabrication

What to do with the bill of materials.

Assembly & Waterproofing

How to put it together.