American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 337
record by expert operators.When the attempt is made, hoAvever, to utilize a relay operated by such currents torepeat the message on to another cable, it is necessary that the pointer or tongue ofthe relay come back to a fixed zero between signals. An ingenious cable relay due to Mr. S. Gr. Brown,… … BROWN S CABLE RELAY. the interposed condenser, R is the coil of the ordinary siphon recorder, F is a pivotedrod which is joined to the coil r by two silk or quartz fibers q q. A tongue t is carriedby the arm f as shown. The tongue is a fine siphon glass tube, through whichruns a phosphor-bronze…
Telegraph
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