pulsing relay
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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
TXE — TXE, which stands for Telephone eXchange Electronic, was the designation given to a family of telephone exchanges developed by the British General Post Office (GPO), now BT, designed to replace the ageing Strowger systems. When World War II ended … Wikipedia
Panel switch — The panel switching system was an early type of automatic telephone exchange, first put into urban service by the Bell System in the 1920s and removed during the 1970s. The Panel and Rotary systems were developed in parallel by Bell Labs before… … Wikipedia
List of electronics topics — Alphabetization has been neglected in some parts of this article (the b section in particular). You can help by editing it. This is a list of communications, computers, electronic circuits, fiberoptics, microelectronics, medical electronics,… … Wikipedia
2006 Winter Olympics opening ceremony — The Opening Ceremony of the 2006 Winter Olympics ( Torino 2006 ) was held on February 10, 2006 beginning at 20:00 CET (19:00 UTC) at the Stadio Olimpico in Turin, Italy.The ceremony was attended by 35,000 spectators with the presence of numerous… … Wikipedia
Crossbar switch — In electronics, a crossbar switch (also known as cross point switch, crosspoint switch, or matrix switch) is a switch connecting multiple inputs to multiple outputs in a matrix manner. Originally the term was used literally, for a matrix switch… … Wikipedia
Number One Crossbar Switching System — The Number One Crossbar Switching System, or 1XB switch, was the primary urban local telephone exchange design used by the Bell System in the mid 20th century. Its switch fabric topology was based on the earlier urban panel switch system, which,… … Wikipedia
Pulse dialing — Middle 20th century rotary dial telephone Pulse dialing, dial pulse, or loop disconnect dialing, also called rotary or decadic dialling in the United Kingdom (because up to 10 pulses are sent), is pulsing in which a direct current pulse train is… … Wikipedia
microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… … Universalium
функция Ad (реле времени) — Задержка срабатывания и мгновенный возврат реле после каждой подачи напряжения на управляющий вход. [Интент] EN function Ad Pulse delayed relay with control signal [Schneider Electric] function Ad Delay on energisation by switch (not resettable)… … Справочник технического переводчика
функция Ah (реле времени) — Задержка импульса при каждой подаче напряжения на управляющий вход. [Интент] EN function Ah Pulse delayed relay (single cycle) with control signal. [Schneider Electric] Параллельные тексты EN RU Function Ah Pulse delayed relay (single cycle) with … Справочник технического переводчика
