Understanding telephone electronics
著者
書誌事項
Understanding telephone electronics
Sams, c1991
3rd ed. / rev. by Stephen J. Bigelow
大学図書館所蔵 件 / 全2件
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注記
First and Second editions by: John L. Fike, George E. Friend
内容説明・目次
内容説明
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.
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