Definition of Duplex telegraphy. Meaning of Duplex telegraphy. Synonyms of Duplex telegraphy

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Definition of Duplex telegraphy

Duplex telegraphy
Duplex Du"plex, a. [L., fr. duo two + plicare to fold. See Two, and Complex.] Double; twofold. Duplex escapement, a peculiar kind of watch escapement, in which the scape-wheel has two sets of teeth. See Escapement. Duplex lathe, one for turning off, screwing, and surfacing, by means of two cutting tools, on opposite sides of the piece operated upon. Duplex pumping engine, a steam pump in which two steam cylinders are placed side by side, one operating the valves of the other. Duplex querela [L., double complaint] (Eccl. Law), a complaint in the nature of an appeal from the ordinary to his immediate superior, as from a bishop to an archbishop. --Mozley & W. Duplex telegraphy, a system of telegraphy for sending two messages over the same wire simultaneously. Duplex watch, one with a duplex escapement.

Meaning of Duplex telegraphy from wikipedia

- Telegraphy is the long-distance transmission of messages where the sender uses symbolic codes, known to the recipient, rather than a physical exchange...
- A duplex communication system is a point-to-point system composed of two or more connected parties or devices that can communicate with one another in...
- Engineer-in-Chief's Office (1938) [1919]. Elementary Principles of Telegraphy and Systems up to Morse Duplex (Report). Technical Pamphlets for Workmen. London, UK:...
- The timeline of North American telegraphy is a chronology of notable events in the history of the electric telegraphy in the United States and Canada,...
- A duplexer is an electronic device that allows bi-directional (duplex) communication over a single path. In radar and radio communications systems, it...
- Duplex Telegraphs U.S. patent 0,166,859 – Chemical Telegraphy U.S. patent 0,166,860 – Chemical Telegraphy U.S. patent 0,166,861 – Chemical Telegraphy...
- Electrical telegraphy is a point-to-point text messaging system, primarily used from the 1840s until the late 20th century. It was the first electrical...
- telegraph company. Farmer investigated multiple telegraphy. He successfully demonstrated duplex telegraphy between New York and Philadelphia in 1856. Farmer...
- single wire at the same time (two signals in each direction). Quadruplex telegraphy thus implements a form of multiplexing. The technology was invented by...
- new cable was laid between India and Ceylon (Sri Lanka). In 1873, Duplex telegraphy was introduced between Bombay and Calcutta. In 1880, two telephone...