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searching for Needle telegraph 16 found (34 total)

Telegraph code (6,313 words) [view diff] exact match in snippet view article find links to article

Morse. In France, the telegraph used the Foy-Breguet telegraph, a two-needle telegraph that displayed the needles in Chappe code, the same code as the French

Charles Wheatstone (6,391 words) [view diff] exact match in snippet view article find links to article

joint patent was taken out for their inventions, including the five-needle telegraph of Wheatstone, and an alarm worked by a relay, in which the current

Wharncliffe Viaduct (1,345 words) [view diff] exact match in snippet view article find links to article

Charles Wheatstone and William Fothergill Cooke to install their five-needle telegraph system between Paddington Station and West Drayton and to carry out

Earth-return telegraph (2,246 words) [view diff] exact match in snippet view article find links to article

alphabet could be binary coded, and the Cooke and Wheatstone five-needle telegraph in 1837. The latter did not require a return conductor at all because

1892 Thirsk rail crash (1,294 words) [view diff] exact match in snippet view article find links to article

signal box (using the "speaking instrument", an old term for the single needle telegraph, not to be confused with a telephone), but too late for Eden to halt

Charles Vincent Walker (1,042 words) [view diff] exact match in snippet view article find links to article

Maria Violett in Ramsgate on 12 May 1846. Susanna worked a private two-needle telegraph between their home and his office in Tunbridge Wells, Kent, where they

Alexander Bain (inventor) (2,161 words) [view diff] exact match in snippet view article

significant idea incorporated in the patent was his plan for inverting the needle telegraph earlier developed by Ampère, Wheatstone and others: instead of making

Chorded keyboard (3,095 words) [view diff] no match in snippet view article find links to article

accuracy. The earliest known chord keyboard was part of the "five-needle" telegraph operator station, designed by Wheatstone and Cooke in 1836, in which

Morse code (9,733 words) [view diff] exact match in snippet view article find links to article

Single needle telegraph instrument

British Rail Telecommunications (1,397 words) [view diff] exact match in snippet view article find links to article

(1802–1875) entered into a partnership, and on 10 June patented a five-needle telegraph for which five wires were necessary. The telegraph worked by deflecting

Radevormwald (2,267 words) [view diff] exact match in snippet view article find links to article

development program from 1885 onwards. Radevormwald was a station on the needle telegraph line (1833 to 1849) from Berlin to Aachen. The location of the telegraph

London and Blackwall Railway (2,029 words) [view diff] no match in snippet view article find links to article

station on the LBR, circa 1840. The winding drums and Cooke-Wheatstone “needle” telegraph instrument (left foreground) are shown. Note the lever-operated brake

Wilts, Somerset and Weymouth Railway (8,203 words) [view diff] exact match in snippet view article find links to article

the earliest days of the line, the signalling system was by double-needle telegraph enabling simple messages to be passed. These enabled agreement between

Samuel Morse (7,409 words) [view diff] exact match in snippet view article find links to article

Only the United Kingdom (with its extensive overseas empire) kept the needle telegraph of Cooke and Wheatstone. In 1858, Morse introduced wired communication

Cheddar Valley line (4,809 words) [view diff] exact match in snippet view article find links to article

starting was authorised by hand signal. The GWR replaced the double-needle telegraph by a single-needle variety. The Bristol and Exeter line (north-west

Timeline of electromagnetism and classical optics (6,113 words) [view diff] exact match in snippet view article find links to article

telegraph. 1837 with Charles Wheatstone invents the Cooke and Wheatstone needle telegraph. 1838 the Cooke and Wheatstone telegraph becomes the first commercial