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Telegraph key   /tˈɛləgrˌæf ki/   Listen
Telegraph key

noun
1.
Key consisting of a lever that sends a telegraph signal when it is depressed and the circuit is closed.






WordNet 3.0 © 2010 Princeton University








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"Telegraph key" Quotes from Famous Books



... The labor market also was but scantily supplied, and agents for procuring navvies were despatched east, west, and south. But the splendid energy of the contractors had been fruitful of success. A vast aggregate of forces stood ready at the melting of the winter's snow and the click of the telegraph key ...
— The Atlantic Monthly, Volume 20, No. 122, December, 1867 • Various

... clasped. Watkins walked deliberately to the railroad map which hung on the wall and scanned it. Then he resumed his seat, laid his pipe down, fixed his eyes on the girl's face, and began to question her. At the same time his right hand, with which he had held the pipe, found its way to the telegraph key. None but an expert could have distinguished any change in the clicking of the instrument, which had been almost incessant; but Watkins had "called" the head office on the Missouri. In two minutes the "sounder" rattled out "All right! What ...
— The Denver Express - From "Belgravia" for January, 1884 • A. A. Hayes

... the current is sometimes produced by directly pressing a key down upon a metallic surface, the two being terminals of the circuit. The surface or stud on which such pressure is produced is called the anvil. The ordinary telegraph key, which makes a contact by the pressure of the operator's fingers does it by making a contact between a contact piece upon the front end of the key and the anvil. In the induction coil the anvil ...
— The Standard Electrical Dictionary - A Popular Dictionary of Words and Terms Used in the Practice - of Electrical Engineering • T. O'Conor Slone

... {75} specifically towards a certain end-result. As good an instance as any is afforded by the "simple reaction", described in an earlier chapter. If the subject in that experiment is to raise his finger promptly from the telegraph key on hearing a given sound, he must be prepared, for there is no permanent reflex connection between this particular stimulus and this particular response. You tell your subject to be ready, whereupon he places his finger on the key, and gets all ready for this particular stimulus ...
— Psychology - A Study Of Mental Life • Robert S. Woodworth

... moment more and he was within the converted box car, to find it deserted and silent, except for the constant clackle of the telegraph key, rattling off the business of a mountain railroad system, like some garrulous old woman, to any one who would listen. There was no private office, only a railing and a counter, which Barry crossed easily. A slight crunching of gravel sounded without. It was Ba'tiste, ...
— The White Desert • Courtney Ryley Cooper



Words linked to "Telegraph key" :   key



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