DocumentCode
1015678
Title
Devices for Controlling Amplitude Characteristics of Telephonic Signals
Author
Norwine, A.C.
Author_Institution
Member of the technical staff of the Bell Telephone Laboratories, Inc., New York, N. Y.
Volume
58
Issue
2
fYear
1939
Firstpage
62
Lastpage
67
Abstract
This paper describes a family of devices which automatically respond to signals and control the circuit amplification in such a way as to improve transmission. Their general characteristics are outlined, their differences explained, and some of their applications are listed.
Keywords
Amplitude modulation; Auditory systems; Automatic control; Electron tubes; Signal processing; Silicon carbide; Telephony;
fLanguage
English
Journal_Title
American Institute of Electrical Engineers, Transactions of the
Publisher
ieee
ISSN
0096-3860
Type
jour
DOI
10.1109/T-AIEE.1939.5057924
Filename
5057924
Link To Document