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.
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.
Circuits, such as 4ma-20mA sensor receivers require non-inverting gain with the removal of the 4mA offset.
Discussed here is a single-supply, single opamp circuit that does that.
Also an explanation of how to calculate the circuit values without requiring the solution to simultaneous equations...
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