|  | Oct 30, 2025 |  |  | 
	     
			
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                | ETRN 2130 Telecommunications (2-2-0) 3 Credits UNThis course introduces the students to telephone, cellular, paging systems, modems, optical electronics, infrared fiber optics, and laser systems.
 Pre-requisite(s): ETRN 1205   Concurrency: None Co-requisite(s): None
 
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