ARTICLE 770. OPTICAL FIBER CABLES AND RACEWAYS


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ARTICLE 770. OPTICAL FIBER CABLES AND RACEWAYS
ARTICLE 770. OPTICAL FIBER CABLES AND RACEWAYS770.1. Scope.‚ÄÉThis article is interesting in that it covers "wiring" that in some cases does not bring with it even a single conductive element, although the cabling will always be used in conjunction with electrical circuits. Figure 770-1 shows operation of a fiber-optic (FO) link in the transmission of a telephone signal.
The transmission of a signal (left to right) along an optical fiber link (a cable) at center. At the left, an electrical signal is converted to li…
Citation
Frederic P. Hartwell; Joseph F. McPartland; Brian J. McPartland: McGraw-Hill's National Electrical Code 2017 Handbook, 29th Edition. ARTICLE 770. OPTICAL FIBER CABLES AND RACEWAYS, Chapter (McGraw-Hill Professional, 2017), AccessEngineering Export