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  • development of the telephone. Telephony is commonly referred to as the construction or operation of telephones and telephonic systems and as a system of telecommunications...
    24 KB (2,909 words) - 03:17, 29 September 2024
  • Thumbnail for AT&T Corporation
    technologies in cabling in transmission by undersea systems. In 1955, the first trans-Atlantic telephone undersea cable, TAT-1, from North America to Europe...
    41 KB (4,484 words) - 17:22, 28 October 2024
  • Thumbnail for 1A2 Key Telephone System
    technologies to the 1A2 Systems include the AT&T Merlin, AT&T Spirit, and AT&T Partner systems. The 1A2 Key Telephone System was produced to provide flexible...
    11 KB (1,677 words) - 05:03, 2 March 2023
  • Thumbnail for Model 500 telephone
    System divestiture. The successor to the model 302 telephone, the model 500's modular construction compared to previous types simplified manufacture and...
    23 KB (3,288 words) - 02:31, 29 July 2024
  • Thumbnail for Twisted pair
    maintained by telephone companies, used for voice service. Unshielded twisted pair (UTP) cables are found in many Ethernet networks and telephone systems. For...
    28 KB (2,961 words) - 18:09, 30 October 2024
  • MasTec (category Construction and civil engineering companies of the United States)
    power transmission systems, sub stations and switch yards, and distribution systems. Through their subsidiaries Wanzek Construction and MasTec Power Corp...
    18 KB (1,870 words) - 02:52, 2 November 2024
  • Thumbnail for North American Numbering Plan
    numbering systems. The diversity impeded the efficient operation and interconnection of exchanges into a nationwide system for long-distance telephone communication...
    72 KB (8,795 words) - 03:29, 1 November 2024
  • Thumbnail for Intercom
    connections to public address loudspeaker systems, walkie talkies, telephones, and other intercom systems. Some intercom systems incorporate control of devices such...
    16 KB (2,042 words) - 15:02, 17 July 2024
  • Western Electric (category Bell System)
    particular type of customer, e.g., AT&T Technology Systems, and AT&T Network Systems. Telephones made by Western Electric prior to the breakup continued...
    100 KB (9,093 words) - 12:29, 28 October 2024
  • Thumbnail for Nippon Telegraph and Telephone
    The Nippon Telegraph and Telephone Corporation (NTT) (Corporate Number: 7010001065142) is a Japanese telecommunications holding company headquartered...
    19 KB (1,569 words) - 19:39, 27 September 2024
  • Thumbnail for Rotary dial
    [citation needed] While used in telephone systems of the independent telephone companies, rotary dial service in the Bell System in the United States was not...
    23 KB (3,042 words) - 17:14, 26 August 2024
  • Thumbnail for Western Electric hand telephone sets
    Electric hand telephone sets are a series of telephones that were produced from 1927 by the Western Electric Company for the American Telephone and Telegraph...
    28 KB (3,834 words) - 04:25, 27 June 2024
  • York Telephone Company (NYTel), was organized in 1896, taking over the New York City operations of the American Bell Telephone Company. The Telephone Company...
    16 KB (1,684 words) - 12:54, 30 June 2024
  • Thumbnail for Lineworker
    distribution systems within the UK and Australia as all linesmen are trained to work 'live'. Live wire work on high voltage distribution systems within the...
    11 KB (1,227 words) - 04:26, 30 October 2024
  • of the state in regard to telephone and other telecommunication systems, including radio and television services. Telephones – main lines in use: 7.332...
    4 KB (409 words) - 00:13, 4 July 2024
  • of developing a system for a totally new environment, without concern for integrating with other systems, especially not legacy systems. Such projects...
    4 KB (471 words) - 01:52, 21 June 2024
  • communications system that links all parts of the country by Internet, telephone, telegraph, radio, and television. The country is served by an extensive system of...
    29 KB (3,845 words) - 15:03, 19 August 2024
  • Thumbnail for Videotelephony
    videotelephony. Videophones are standalone devices for video calling (compare Telephone). In the present day, devices like smartphones and computers are capable...
    122 KB (13,120 words) - 23:12, 28 September 2024
  • Thumbnail for British telephone socket
    British telephone sockets were introduced in their current plug and socket form on 19 November 1981 by British Telecom to allow subscribers to connect...
    28 KB (3,921 words) - 18:32, 5 June 2024
  • Thumbnail for Home construction
    in construction. Specifications are typically organized by each trade required to construct a home. The modern family home has many more systems and...
    11 KB (1,293 words) - 08:40, 5 October 2024
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