In this appendix, I briefly cover some basic terminology, components, and tools related to building electronic circuits. Electronics is a branch of engineering that deals with the design and construction of electrical circuits that use active and passive electrical components.

This topic is vast, so I am barely going to scratch the surface.1 But from a hobbyist or DIY (do-it-yourself) perspective, you don’t need to know a whole lot to get started with electronics. You can learn as you build, and from my own experience, I can tell you that this is a fun and addictive hobby. I hope a quick tour through the following ...

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