Electrical Engineering for Everyone. Episode 6, The Digital Revolution in Telecommunications [eFilm]
2023
Streaming Video
In the old-style analog telephone system, voltage increased and decreased across the wires, corresponding to the human voice signal. But in a digital system, that all changes. Learn how the human voice is changed into binary values, sent over the system, and then converted back into volts with the voltage applied to the speaker in the phone handset. The human ear takes it from there.
Main title:
Author:
Imprint:
The Great Courses, 2022.[San Francisco, California, USA] : Kanopy Streaming, 2023.
Collation:
1 online resource (streaming video file) (30 minutes): digital, .flv file, sound
Notes:
Title from title frames.FilmIn Process Record.Originally produced by The Great Courses in 2022.
Performers:
Laura J. Bottomley
System details:
Mode of access: World Wide Web.
Language:
English
BRN:
799981
Electronic access: