The authors discuss radio-relay communication lines and their effectiveness in railroad transports. The need for radio-relay equipment in RF band operation and specifications for several types of radio-relay systems are delineated, i.e., the six-channel frequency-multiplexing equipment and the six-channel time multiplex system. (Author)
Radio-Relay Communication Lines and Their Effectiveness in Railroad Transport
1970
13 pages
Report
No indication
English
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