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Decode Your Multimeter with a Complete Must-Know Guide to Multimeter Symbols and Their Meanings

When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around the dial mean.
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Unusual 2N3904 transistor circuit

A Planet Analog article, “ 2N3904: Why use a 60-year-old transistor? ” by Bill Schweber, inspired some interest in this old ...