Modern Continuity Tester

Modern Continuity Tester is a tool so that you can verify the continuity in the circuits that you do, and it´s imperative that the voltage usage be from 5V to 12VDC for avoiding accidents. This project is based in an LM358, a LED for monitoring its result, and a trimmer of 5K for adjusting it. With ...

By: braulio777



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from Instructables: exploring - technology http://ift.tt/1N4QcNL