quadruplex system

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• Quadruplex system — Quadruplex Quad ru*plex, a. [L., from quattuor four + plicare to fold.] Fourfold; folded or doubled twice. [1913 Webster] {Quadruplex system} (Electric Telegraph), a system by which four messages, two in each direction, may be sent simultaneously …   The Collaborative International Dictionary of English

• quadruplex system — A system of Morse telegraphy arranged for simultaneous independent transmission of two messages in each direction over a single circuit …   Dictionary of automotive terms

• Quadruplex — Quad ru*plex, a. [L., from quattuor four + plicare to fold.] Fourfold; folded or doubled twice. [1913 Webster] {Quadruplex system} (Electric Telegraph), a system by which four messages, two in each direction, may be sent simultaneously over the… …   The Collaborative International Dictionary of English

• quadruplex — 1. adjective a) Having four components. The childs toy was quadruplex and had four moving parts. b) of or relating to a system in telegraphy by which four messages can be sent on one wire simultaneously. 2 …   Wiktionary

• quadruplex — [kwä′drə pleks΄, kwä′dro͞opleks΄] adj. [L < quadru (see QUADRUPED) + plex, fold: see DUPLEX] 1. fourfold ☆ 2. designating or of a former system of telegraphy in which four messages could be sent simultaneously over one wire, two in either… …   English World dictionary

• Quadruplex videotape — 2 inch Quadruplex (also called 2″ Quad, or just quad, for short) was the first practical and commercially successful videotape format. It was developed and released for the broadcast television industry in 1956 by Ampex, an American company based …   Wikipedia

• quadruplex — /kwod roo pleks , kwo drooh pleks/, adj. 1. fourfold; quadruple. 2. noting or pertaining to a system of telegraphy by which four messages may be transmitted simultaneously over one wire or communications channel. [1870 75; < L; see QUADRU , PLEX] …   Universalium

• quadruplex — /ˈkwɒdrəplɛks/ (say kwodruhpleks) adjective 1. fourfold; quadruple. 2. denoting or relating to a system of telegraphy by which four messages may be transmitted simultaneously over a single wire or communications channel. {Latin} …  

• quadruplex — Videotape recording and reproduction system using four rotating heads to produce transverse tracks on two inch wide magnetic tape …   Dictionary of automotive terms

• Video Home System — Bandbreite: 1/2″ (1,27 cm) Farbe: Unterträger …   Deutsch Wikipedia

• Videotape — An assortment of video tapes A videotape is a recording of images and sounds on to magnetic tape as opposed to film stock or random access digital media. Videotapes are also used for storing scientific or medical data, such as the data produced… …   Wikipedia