A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Discusses pupinizing of lines and amplifying of sound; Krarup process; overhead, underground, and combined lines; amplifier relays; fourwire system.
Discusses pupinizing of lines and amplifying of sound; Krarup process; overhead, underground, and combined lines; amplifier relays; fourwire system.
Long-distance telephony
La telephonie aux tres grandes distances
Collin, F. (author)
Genie Civil ; 88
1926
5 pages
12 Figs.
Article (Journal)
French
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