CHAPTER 9
Electrical Systems
In this chapter, you will learn about
• The basics of electrical power and distribution
• The characteristics of electricity
• How an electrical circuit works
• How electricity is managed in an audiovisual (AV) system
• Electrical safety issues
At some point, using an AV system will require a source of electrical power. Electrical engineers and electricians plan and install power-distribution systems to handle these power requirements.
Different countries have different electrical systems. In most countries, electrical wiring systems are subject to strict government codes and regulations. It is imperative to check with the authority having jurisdiction (AHJ) for the requirements that apply to a system’s ...
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