DocumentCode
1502227
Title
More phones but no additional cables
Volume
77
Issue
12
fYear
1958
Firstpage
1152
Lastpage
1153
Abstract
A MAJOR BREAKTHROUGH in telephone engineering—development of an electronic system that expands two voice channels to as many as 24 without laying any additional cable between exchangeswas announced recently at the annual convention of the United States Independent Telephone Association.
Keywords
Blades; Cameras; Cities and towns; Headphones; Laboratories; Noise; Repeaters;
fLanguage
English
Journal_Title
Electrical Engineering
Publisher
ieee
ISSN
0095-9197
Type
jour
DOI
10.1109/EE.1958.6445532
Filename
6445532
Link To Document