Circuit Diagram

Ten LEDs are wired in parallel with a coincell battery and potentiometer. Wire all the (shorter) negative leads to the center lead of the potentiometer, then wire all the (longer) positive LED leads to the positive side of the battery holder. Wire the negative side of the battery holder to the leftmost lead of the potentiometer. The rightmost pin of the potentiometer is not used.

This guide was first published on Jul 24, 2013. It was last updated on Jul 24, 2013. This page (Circuit Diagram) was last updated on Jun 03, 2019.