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Cable Systems

Cable Systems. An introduction. Technology of Cable Television. Headend Trunk cable Distribution (or feeder) cable Drop cable T erminal equipment (consumer electronics) Coaxial cable. Early System Architecture. Simple Problems Amplifiers Signal degradation Quality.

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Cable Systems

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  1. Cable Systems An introduction

  2. Technology of Cable Television • Headend • Trunk cable • Distribution (or feeder) cable • Drop cable • Terminal equipment (consumer electronics) • Coaxial cable

  3. Early System Architecture • Simple • Problems • Amplifiers • Signal degradation • Quality

  4. System Architecture(See p. 115) Headend Trunk Feeder Feeder Feeder Drop Drop Drop Drop Drop Drop Drop Drop TV/VCR/Converter TV/VCR/Converter TV/VCR/Converter TV/VCR/Converter

  5. “New” Developments • Fiber optics • Better quality • Higher bandwidth • Customization • Analog to digital • Scramble to encryption

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