DocumentCode :
1226971
Title :
Nomograms for Ionosphere Control Points
Author :
Scott, James C W
Author_Institution :
Radio Propagation Laboratory, Ottawa, Ontario, Canada
Volume :
37
Issue :
7
fYear :
1949
fDate :
7/1/1949 12:00:00 AM
Firstpage :
821
Lastpage :
824
Abstract :
Knowing the length of a radio circuit and the latitudes of its terminals, nomograms are given which permit rapid derivation of the latitudes of the ionospheric control points. The use of world charts of maximum usable frequency is thus facilitated. September 29, 1948.
Keywords :
Earth; Frequency measurement; Helium; Ionosphere; Laboratories; Radio control; Radio propagation; Radio transmitters; Radiofrequency integrated circuits; Telecommunication control;
fLanguage :
English
Journal_Title :
Proceedings of the IRE
Publisher :
ieee
ISSN :
0096-8390
Type :
jour
DOI :
10.1109/JRPROC.1949.234618
Filename :
1698091
Link To Document :
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