2 Technical Foundations of Modern Communication
This chapter introduces the technical elements that are the foundation of our modern communications system. It is also a continuation of Chapter 1, but concentrates more on technical information and digital communication.
The chapter concludes with a discussion of the importance of technical standards. Standards can promote the growth of a communications technology and industry. If standards are not adopted, the industry’s growth could be hampered.
BASIC CONCEPTS
The Transducer
A transducer is a device that converts one form of energy into another form of energy. When you talk into a microphone, it converts your voice—sound or acoustical energy—into electrical energy, or in more familiar ...
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