Relay message center and repeater station includes semi-automatic reperforator relaying, carrier telephone, half carrier telephone, individual rectifier line battery supply, and rack mounted equipment, in air conditioned room.
New York Central installs modern communications office at Albany, N. Y.
Ry Signaling Communications
Railway Signaling and Communications ; 46 , n 2
1953
5 pages
Article (Journal)
English
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