American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 202
ocal circuit lb isclosed at d of is. Thns the opposite transmitter is kept closed. When East sendsto the West these actions are reversed, and the transmitter t is kept closed by a shortcircuit at d on the sonnder N. THE GHEGAN- EEPEATER. This repeater, which is employed on some of the large… … GHEGAN REPEATER, the shunt circuits, receive their magnetism by induction from the armatures oftransmitters T t respectively. These superposed levers are pivoted at b b inde-pendently of levers L l. Owing to their position armatures a a are magnetizedmore slowly than the armatures of T t, and also…
Telegraph
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