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telephone switching device

См. также в других словарях:

  • telephone switching device — telefonų perjungtuvas statusas T sritis automatika atitikmenys: angl. telephone switching device vok. Fernsprechvermittlungseinrichtung, f rus. телефонное коммутационное устройство, n pranc. autocommutateur téléphonique, m …   Automatikos terminų žodynas

  • telephone — telephoner, n. /tel euh fohn /, n., v., telephoned, telephoning. n. 1. an apparatus, system, or process for transmission of sound or speech to a distant point, esp. by an electric device. v.t. 2. to speak to or summon (a person) by telephone. 3.… …   Universalium

  • Telephone exchange — A telephone operator manually connecting calls with cord pairs at a telephone switchboard. In the field of telecommunications, a telephone exchange or telephone switch is a system of electronic components that connects telephone calls. A central… …   Wikipedia

  • Telephone tapping — Wiretap redirects here. For the radio program, see WireTap (radio program). Telephone tapping (also wire tapping or wiretapping in American English) is the monitoring of telephone and Internet conversations by a third party, often by covert means …   Wikipedia

  • Switching Control Center System — The Switching Control Center System was an Operations Support System developed by Bell Laboratories and deployed during the early 1970s. This computer system was first based on the PDP 11 product line from Digital Equipment Corporation and used… …   Wikipedia

  • Telephone line — For the Electric Light Orchestra song, see Telephone Line (Electric Light Orchestra song). Phone pole with phone and mainly electric lines …   Wikipedia

  • mobile telephone — Introduction also called  mobile phone   portable device for connecting to a telecommunications network in order to transmit and receive voice, video, or other data. Mobile phones typically connect to the public switched telephone network (PSTN)… …   Universalium

  • Invention of the telephone — The modern telephone is the result of work done by many people, all worthy of recognition of their contributions to the field. Alexander Graham Bell was the first to patent the telephone, an apparatus for transmitting vocal or other sounds… …   Wikipedia

  • Director telephone system — The Director System was a system which made it possible to call subscribers at other telephone exchanges without operator intervention in large multi exchange cities, and to have a mixture of automatic and manual exchanges within these cities. It …   Wikipedia

  • Headset (telephone/computer) — A headset is a headphone combined with a microphone. Used in call centers and by people in telephone intensive jobs, headsets provide the equivalent functionality of a telephone handset with hands free operation. Many people use headsets at the… …   Wikipedia

  • Automatic switching system — In data communications, an automatic switching system is a switching system in which all the operations required to execute the three phases of information transfer transactions are automatically executed in response to signals from a user end… …   Wikipedia

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