A dictionary of electrical words, terms and phrases (1898)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W. J. Johnston company · leaf 528
, Writing- A species of fac-simile telegraphy, by means of whichthe motions of a pen attached to a transmit-ting instrument so vary the resistance ontwo lines connected with a receiving instru-ment as to cause the current received therebyto reproduce the motions, on a pen or stylus,which transfers… … Fig. 547. Transmitter of Writing Telegraphy. A stylus or pen resting on a top plate, is con-nected by the rod C, with a series of steel contactsprings S, S, secured to the base and placed atright angles to one another. A series of resist-ances R, R, are connected with the lower endsof these contact…
Electricity · Electrical engineering
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