The practical telephone handbook and guide to the telephonic exchange (1906)
Poole, Joseph · New York, Macmillan Co. · leaf 147
ig. 134 124 PRACTICAL TELEPHONE HANDBOOK and at the same time be kept nearly vertical, which is the best position for working. Fig. 135 gives the connections of the Western Electric Co.s standard type. Table Set.—The most common form of C.B. table set is that shown in Fig. 136, The transmitter,…
Telephone
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