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