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UK telephone line, the term D-side or distribution side refers at any point on a local loop connection between a customer's premises and a telephone exchange...

generations of cables carried telephone traffic, then data communications traffic. These early cables used copper wires in their cores, but modern cables use optical...

it looks like a white wire with blue patches on it.) Four wire cabling Six wire cabling Strictly speaking, a textbook installation will only actually use...

Twisted pair cabling is a type of communications cable in which two conductors of a single circuit are twisted together for the purposes of improving...

the building, and in 1956 it became the UK termination point for TAT-1, the first transatlantic telephone cable. Closure of the facility began in the 1980s...

cable is a type of transmission line, used to carry high-frequency electrical signals with low losses. It is used in such applications as telephone trunk...

retrieved 2010-10-16. "Mac Plus Keyboard Cable", Syrinx, UK: Megadon, ...the cable is the same as the telephone cable that connects handsets to the phone,...

electrical cable, fiber optic cable, and related equipment such as transformers and street lights. It can be referred to as a transmission pole, telephone pole...

trans-Atlantic telegraph cable 1876: Telephone. See: Invention of the telephone, History of the telephone, Timeline of the telephone 1880: Telephony via lightbeam...

A telephone exchange name or central office name was a distinguishing and memorable name assigned to a central office. It identified the switching system...

electronic switching system, and other plain old telephone service facilities, optical fiber cabling, IP networks, and microwave transmission systems...

(U.S.) or trunk call (also known as a toll call in the U.K. [citation needed]) is a telephone call made to a location outside a defined local calling...

optic cable at water depths near 9,400 meters. During May 2008 to September 2010, Alcatel-Lucent completed 10,000 kilometers of two fiber pair cabling on...

requirements for communications systems (telephone, radio/TV, etc.) and chapter 9 is composed of tables regarding conductor, cable and conduit properties, among...

baseband analog voice signal carried on conventional twisted pair cabling between telephone exchanges and customers. A patent was filed by AT&T Bell Labs...

two wires form a balanced loop through which both sides of the telephone call travel. As telephones require DC power to operate and to allow simple on/off...

able to compete with the letter post on price, and competition from the telephone, which removed their speed advantage, drove the telegraph into decline...

who is credited with patenting the first practical telephone. He also co-founded the American Telephone and Telegraph Company (AT&T) in 1885.[additional...

directly specify a maximum cable length, requiring only that all cables meet an electrical specification: for copper cabling with AWG 26 wires the maximum...

installation of submarine and land cables, overhead telegraph, telephone and power transmission lines, public and private telephone exchanges and carrier transmission...