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1.1: What is Electricity and Magnetism?
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This section provides broad definitions of electricity and magnetism and how they are related. It also provides some examples of modern technologies using electricity and magnetism.
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1.2: Wireless Technology and Amateur Radio - What and Why?
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This section defines wireless technology, provides some examples of its widespread use in our everyday world. It also describes Amateur Radio and provides some examples of the many aspects of its practice and its usefulness to society.
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1.3: Units
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The term “unit” refers to the measure used to express a physical quantity. This section lists units commonly used in electricity and magnetism along with commonly used unit prefixes.
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1.4: Electromagnetic Spectrum
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Electromagnetic fields exist at frequencies from 0 Hz to at least \(10^{20}\) Hz – that’s at least 20 orders of magnitude! This section describes some of the characteristics of the electromagnetic spectrum, including some of the conventional names given to electromagnetic waves over certain ranges of frequency.
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1.5: Amateur Radio Equipment Basics
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This section describes the basic components of equipment used for two-way communication in Amateur Radio, including transceivers and repeaters.
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1.6: Notation
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The section summarizes the notation used in this book.
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1.7: Coordinate Systems
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This section summarizes the key features of the Cartesian, cylindrical, and spherical coordinate systems.
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1.8: Where Do We Go from Here?
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This chapter provides an overview of the chapters of the book along with a rationale for the contents and their ordering.