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Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
There's no apparent reason why resistance shouldn't be present. If I were trying to measure a change in capacitance (assuming the sensor is a capacitive type) one option would be to use an RC-oscillator and sense a frequency shift.
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