Title :
High-speed control by frequency-shift audio tones
Author :
Pinkerton, D. C. ; Widmann, L. C.
Author_Institution :
General Electric Company, Syracuse, N. Y.
fDate :
4/1/1954 12:00:00 AM
Abstract :
Industrial applications of audio-tone equipment make numerous unique design requirements. However, the design of this equipment has been facilitated by utilizing experience gained in designing carrier-current equipment to perform these same functions. High reliability has been emphasized to keep total costs to the user at a minimum.
Keywords :
Bandwidth; Electron tubes; Frequency control; Frequency modulation; Load flow control; Receivers; Relays;
Journal_Title :
Electrical Engineering
DOI :
10.1109/EE.1954.6438719
