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  2. Electrical telegraph - Wikipedia

    en.wikipedia.org/wiki/Electrical_telegraph

    Hughes telegraph, an early (1855) teleprinter built by Siemens and Halske. Electrical telegraphy is a point-to-point text messaging system, primarily used from the 1840s until the late 20th century. It was the first electrical telecommunications system and the most widely used of a number of early messaging systems called telegraphs, that were ...

  3. Telegraphy - Wikipedia

    en.wikipedia.org/wiki/Telegraphy

    Telegraphy is the long-distance transmission of messages where the sender uses symbolic codes, known to the recipient, rather than a physical exchange of an object bearing the message. Thus flag semaphore is a method of telegraphy, whereas pigeon post is not. Ancient signalling systems, although sometimes quite extensive and sophisticated as in ...

  4. Lineworker - Wikipedia

    en.wikipedia.org/wiki/Lineworker

    Lineworker. A lineworker (also called a lineman or powerline worker) constructs and maintains the electric transmission and distribution facilities that deliver electrical energy to industrial, commercial, and residential establishments. A lineworker installs, services, and emergency repairs electrical lines in the case of lightning, wind, ice ...

  5. History of telecommunication - Wikipedia

    en.wikipedia.org/wiki/History_of_telecommunication

    The history of telecommunication began with the use of smoke signals and drums in Africa, Asia, and the Americas. In the 1790s, the first fixed semaphore systems emerged in Europe. However, it was not until the 1830s that electrical telecommunication systems started to appear. This article details the history of telecommunication and the ...

  6. Electrician - Wikipedia

    en.wikipedia.org/wiki/Electrician

    An electrician is a tradesperson specializing in electrical wiring of buildings, transmission lines, stationary machines, and related equipment. Electricians may be employed in the installation of new electrical components or the maintenance and repair of existing electrical infrastructure. [1] Electricians may also specialize in wiring ships ...

  7. 7 Foods to Eat on Ozempic (& 10 to Avoid) - AOL

    www.aol.com/7-foods-eat-ozempic-10-115700930.html

    What to Eat on Ozempic and What to Avoid. Ozempic has fast become a household name. In addition to helping people with diabetes manage their blood sugar levels, this GLP-1 (glucagon-like peptide 1 ...

  8. Wiretapping - Wikipedia

    en.wikipedia.org/wiki/Wiretapping

    Wiretapping. Wiretapping, also known as wire tapping or telephone tapping, is the monitoring of telephone and Internet -based conversations by a third party, often by covert means. The wire tap received its name because, historically, the monitoring connection was an actual electrical tap on an analog telephone or telegraph line.

  9. Gigabit Ethernet - Wikipedia

    en.wikipedia.org/wiki/Gigabit_Ethernet

    For the camera protocol, see GigE vision. Intel PRO/1000 GT PCI network interface controller. In computer networking, Gigabit Ethernet (GbE or 1 GigE) is the term applied to transmitting Ethernet frames at a rate of a gigabit per second. The most popular variant, 1000BASE-T, is defined by the IEEE 802.3ab standard.

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