DocumentCode
1452488
Title
A nation-wide frequency-modulated telegraph network
Author
Bramhall, F. B. ; Smith, L. A.
Author_Institution
Western Union Telegraph Company New York, N. Y.
Volume
70
Issue
4
fYear
1951
fDate
4/1/1951 12:00:00 AM
Firstpage
338
Lastpage
342
Abstract
The object of this article is to report on the success achieved in operating the only large frequency-modulated telegraph network. Years of experience with thousands of frequency-modulated telegraph channels have demonstrated that they may be operated in long tandem chains with excellent continuity of service.
Keywords
Cities and towns; Frequency modulation; IEEE transactions; Relays; Switches; Switching circuits; Wires;
fLanguage
English
Journal_Title
Electrical Engineering
Publisher
ieee
ISSN
0095-9197
Type
jour
DOI
10.1109/EE.1951.6437385
Filename
6437385
Link To Document