·         Analog Signal Transmission: http://www.omega.com/literature/transactions/volume2/analogsignal.html

·         Digital Signal Transmission: http://www.omega.com/literature/transactions/volume2/digitalsignal.html

·         Physical Layer Options for Digital Signal Transmission: http://www.omega.com/literature/transactions/volume2/digitalsignal2.html

·         Ethernet Tutorials: http://www.lantronix.com/learning/networking.html

·         Various Network Cabling Tutorials: http://www.techtutorials.info/netcable.html

·         Fiber-optic Cable Tutorial: http://www.arcelect.com/fibercable.htm 

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