relay-switching system
31Panel 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… …
32Switch — For other uses, see Switch (disambiguation). Electrical switches. Top, left to right: circuit breaker, mercury switch, wafer switch, DIP switch, surface mount switch, reed switch. Bottom, left to right: wall switch (U.S. style), miniature toggle… …
33List 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,… …
34Military equipment of Turkey — The military equipment of Turkey includes a wide array of arms, artilleries, large surface vessels, cannons, armored vehicles, mortars, unmanned vehicles and many different equipments. Contents 1 Historical development 1.1 General 1.2 1923 1950 …
35Pickering Interfaces — is a Test and Measurement company headquartered in Clacton on Sea, UK. Pickering design, manufacture and market a range of programmable switching, instrumentation and cabling products in the LXI, PXI, IEEE 488, PCI and VXI platforms. These… …
36ГОСТ 19472-88: Система автоматизированной телефонной связи общегосударственная. Термины и определения — Терминология ГОСТ 19472 88: Система автоматизированной телефонной связи общегосударственная. Термины и определения оригинал документа: Circuit group telephone network traffic capacity 68 Определения термина из разных документов: Circuit group… …
Словарь-справочник терминов нормативно-технической документации
37List of telephone switches — This is intended to be a list of the more common central office (telephone company operated) telephone switches. This list is nowhere near complete. Many British and non North American switches are missing.AGCS*GTD 5 EAXAlcatel*E10 Five *E10B… …
38Nonblocking minimal spanning switch — A substitute for a 16x16 crossbar switch made from 12 4x4 crossbar switches. A nonblocking minimal spanning switch is a device that can connect N inputs to N outputs in any combination. The most familiar use of switches of this type is in a… …
39TDRSS — The Tracking and Data Relay Satellite System (TDRSS) is a network of communications satellites (each called a Tracking and Data Relay Satellite or TDRS) and ground stations used by NASA for space communications. The system was designed to replace …
40Communications satellite — A communications satellite (sometimes abbreviated to COMSAT) is an artificial satellite stationed in space for the purpose of telecommunications. Modern communications satellites use a variety of orbits including geostationary orbits, Molniya… …
