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Answer by hacktastical for Is it possible to do water detection with a single...
If all you need is to detect the presence of liquid, you could use an optical method instead. Then you don't need any electrical connecton at all to the liquid or the tank.The principle is very simple:...
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Answer by periblepsis for Is it possible to do water detection with a single...
research, research, researchThere are articles on the topic of charge storage in water in the research literature. I'm not going to list any of them here because I'd have to first review them for...
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Is it possible to do water detection with a single electrode?
I need to detect the presence of water, but there is a catch. I can only have one single electrode contacting/submerged in water. It is in a mini-tank made of plastic (for a handheld device) so I...
View ArticleAnswer by Neil_UK for Is it possible to do water detection with a single...
You already have a ground reference. It's the circuit, and its power supply, and you.The problem is getting a sufficiently repeatable ground for the measurement such that the changes in capacitance are...
View ArticleAnswer by Jasen СлаваУкраїні for Is it possible to do water detection with a...
You will nee a ground reference.Put some copper tape on the outside of the plastic tank near the bottom and solder that to your circuit ground. The copper table will capacitively couple to the water in...
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