digital tandem switch
1Tandem Computers — A Tandem Computers promotional mug Tandem Computers, Inc. was the dominant manufacturer of fault tolerant computer systems for ATM networks, banks, stock exchanges, telephone switching centers, and other similar commercial transaction processing… …
2Class 4 telephone switch — A Class 4, or Tandem, telephone switch is a U.S. telephone company central office telephone exchange used to interconnect local exchange carrier offices for long distance communications in the Public Switched Telephone Network. A Class 4 switch… …
3Crossbar 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… …
4Class 5 telephone switch — A Class 5 telephone switch is a telephone switch or telephone exchange in the Public Switched Telephone Network located at the local telephone company s central office, directly serving subscribers. Class 5 switch services include basic dial tone …
5Packet Switch Stream — In the UK, PSS, was an X.25 based packet switched network, provided by the British Post Office Telecommunications and then British Telecom from 1980, onwards. After a period of pre operational testing with customers (mainly UK Universities and… …
6MCI Communications — This article is about MCI before it merged with WorldCom. For other uses, see MCI. MCI corporate logo before WorldCom merger MCI Communications Corp. was an American telecommunications company that was instrumental in legal and regulatory changes …
7DTS — abbr. comp. Data Transmission System tech. Digital Tandem Switch …
8Military 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 …
9Number 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,… …
10System X (telephony) — System X was the name of the UK s first national digital telephone exchange system.HistorySystem X was developed by the UK Post Office (later to become British Telecom), GEC, Plessey, and Standard Telephones and Cables (STC), and first shown in… …
