Titlebook: Data Communications and Transmission Principles; An Introduction Andrew Simmonds Textbook 1997Latest edition The Editor(s) (if applicable)

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Textbook 1997Latest editionn as to what is information and covers basic signal characteristics, before introducing interfaces, protocols, standards and coding in the context of practical modem links. Part 2 covers transmission principles in three chapters: transmission lines, free space links and fibre optics. Understanding t

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Fibre Opticsptical sources emission characteristics; later, sources were developed for the frequency range from 1.1 to 1.6 μm to take advantage of the low loss characteristic of optical fibre cables at these wavelengths.

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