Duplex
['djuːpleks] or ['duplɛks]
Definition
(verb.) change into a duplex.
(adj.) allowing communication in opposite directions simultaneously; 'duplex system'; 'duplex telephony' .
(adj.) (used technically of a device or process) having two parts; 'a duplex transaction' .
Edited by Dorothy--From WordNet
Definition
(a.) Double; twofold.
Edited by Denny
Definition
adj. twofold: double.—adjs. Dū′ple double: twofold; Dū′plicate double: twofold.—n. another thing of the same kind: a copy or transcript.—v.t. to double: to fold.—n. Duplicā′tion.—adj. Dū′plicative.—ns. Dū′plicature a doubling: anything doubled: the fold of a membrane; Duplic′ity doubleness: insincerity of heart or speech: deceit; Dū′ply a second reply in Scots law.—The duplication of the cube was a problem eagerly discussed by the early Greek geometers.
Typed by Erica
Examples
- Arduous work was at once resumed at home on duplex and quadruplex telegraphy, just as though there had been no intermission or discouragement over dots twenty-seven feet long. Frank Lewis Dyer. Edison, His Life and Inventions.
- His first important invention was the duplex, by which two messages could be sent over the same wire in opposite directions at the same time without any confusion or obstruction to each other. Rupert S. Holland. Historic Inventions.
- The compensating resistances and condensers necessary for a duplex arrangement are shown in the diagram. Frank Lewis Dyer. Edison, His Life and Inventions.
- In the early part of 1873, and for some time afterward, the system invented by Joseph Stearns was the duplex in practical use. Frank Lewis Dyer. Edison, His Life and Inventions.
- A slight elaboration of Fig. 4 will further illustrate the principle of the differential duplex. Frank Lewis Dyer. Edison, His Life and Inventions.
- Thus far we have referred to two systems, one the neutral or differential duplex, and the other the combination of the neutral and polar relays, making a diplex system. Frank Lewis Dyer. Edison, His Life and Inventions.
- He went back to Boston, and quite undismayed got up a duplex telegraph. Frank Lewis Dyer. Edison, His Life and Inventions.
- It will be seen, therefore, that this method of duplexing is practiced, not by varying the strength or polarity, but by sending TWO KINDS OF CURRENT over the wire. Frank Lewis Dyer. Edison, His Life and Inventions.
Typist: Malcolm