Publication |
Great Britain, Heinemann Library, 2001.
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Description |
32pBlack Spine
|
Series |
Communicating today
|
Summary/Abstract |
Presents an overview of the use and function of telephones and fax machines.
|
Contents |
Communications
Telephone systems
Telephone exchanges
Network links
Dialling and connecting
Converting sounds
Digitization
Signals travelling
Customer services
Pictures by phone
Telephones on the move
Telephones and computers
Telephone timeline
|
Standard Number |
0431113807 Pb.
|