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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.

Recent content by Rolf42

  1. R

    Need help with a distance "confirmer" ?

    Hi all! I currently need a circuit that can do can "confirm" that an object is within 10 cm'ers (Distance is not necesarrily fixed) What I'd really like it to have an output in the same way a digital gate have. (0 Volts as a "0", and 5 V as a "1") and have this output based upon distance...

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