Voice Networks (PSTN, Cellular, & Satellite)
Going through the operation of PSTN, cellular, and satellite networks for transferring audio.
This video is primarily designed for the written Unit 1 exam (Fundamentals of IT) for the OCR Cambridge Technicals (CTEC) Level 3 Information Technology qualifications. Video #10 of LO3 (Understand business IT systems).
For the ordered playlist of videos for the CTEC IT Fundamentals of IT (Unit 1) exam, see here: • CTEC/ CTECH IT Level 3 - Unit 1 (Fund...
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