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1.Optical Fibre Communication Systems Lecture 5 – Optical Amplifier Professor Z Ghassemlooy Optical Communications Research GroupNorthumbria Communications Research LaboratorySchool…

Documents Lecture 9 Modems and Access Devices. Overview Computers are connected to telephone lines through the...

Slide 1 Lecture 9 Modems and Access Devices Slide 2 Overview Computers are connected to telephone lines through the use of modems –modems: are connecting devices between…