A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Simultaneous radiotelephone and visual range beacons for airways
Aeronautics Branch of Department of Commerce conducted research program for development of transmitting set which would furnish visual range-beacon signals and speech modulation simultaneously without interruption of either service; such system has been developed at experimental flying field of National Bureau of Standards.
Simultaneous radiotelephone and visual range beacons for airways
Aeronautics Branch of Department of Commerce conducted research program for development of transmitting set which would furnish visual range-beacon signals and speech modulation simultaneously without interruption of either service; such system has been developed at experimental flying field of National Bureau of Standards.
Simultaneous radiotelephone and visual range beacons for airways
U. S. Bur. Standards -- Jl. Research
Kear, F.G. (author) / Wintermute, G.H. (author)
1931
27 pages
24 Figs.
Article (Journal)
English
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