Understanding Telephone ElectronicsBook - 1991
Explores how conventional telephone systems operate and how digital electronics replace them. Topics include advances in speech circuits, dialling, ringing and central office electronics; modems, digital techniques transmission, microcomputers and cellular phones are also examined.
Publisher: Carmel, IN : Hayden Books, c1991
Edition: 3rd ed. --
Branch Call Number: 621.385/BIG