Multiplex combinations for economic telegraphy and telephony (1913)
Jones, Rupert Forrest · leaf 50
ytransposition of the lines, which consists in reversing themutual position of wires with respect to each other at certainintervals. To make this transposition, all that is necessaryis to take up slack enough in the conductors to enable them tobe shifted a certain number of pirns to the right or… … If the section of line is sufficient to make the numberof transpositions to come out an even number, 1300 ft. has beenproposed as the best interval between the transpositions.Otherwise;the 1300 ft, intervals must be lengthened out or short-ened, as the case may be, to make the total number come out…
Multiplexing · Telegraph · Telephone · Telephone systems · Theses
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