Chapter 1

Electronics fundamentals

This chapter will introduce some of the fundamental concepts that you will need to learn about electronics. Electronics can be a little overwhelming when you first start to learn it, so the chapter begins with a brief introduction to scales, symbols and equations. A lot of the mistakes that new electronics learners make are caused by the many different scales, quantities and symbols that they have to contend with – not their own lack of knowledge or aptitude. This can quickly become very demoralizing, so from the outset try to remember that learning the language of electronics will take time as well as effort.

The chapter continues by addressing the fundamental concepts of electronics – current, voltage ...

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