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  2. Cable television in the United States - Wikipedia

    en.wikipedia.org/wiki/Cable_television_in_the...

    The basic programming package offered by cable television systems is usually known as "basic cable" and provides access to a large number of cable television channels, as well as broadcast television networks (e.g., ABC, CBS, NBC, Fox, The CW, MyNetworkTV, Telemundo, Univision, UniMás, PBS), public, educational, and government access channels ...

  3. Electrical cable - Wikipedia

    en.wikipedia.org/wiki/Electrical_cable

    Electrical cable diagram Flexible mains cable with three 2.5 mm solid copper conductors. An electrical cable is an assembly of one or more wires running side by side or bundled, which is used as an electrical conductor to carry electric current.

  4. Cable television - Wikipedia

    en.wikipedia.org/wiki/Cable_television

    The cable company will provide set-top boxes based on the level of service a customer purchases, from basic set-top boxes with a standard-definition picture connected through the standard coaxial connection on the TV, to high-definition wireless digital video recorder (DVR) receivers connected via HDMI or component.

  5. Cable - Wikipedia

    en.wikipedia.org/wiki/Cable

    Coaxial cable, an electrical cable comprising an inner conductor surrounded by a flexible, tubular insulating layer, coated or surrounded by a tubular conducting shield; Power cable, a cable used to transmit electrical power; Submarine communications cable, a cable laid on the sea bed to carry telecommunication signals between land-based stations

  6. Glossary of broadcasting terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_broadcasting_terms

    Also AM radio or AM. Used interchangeably with kilohertz (kHz) and medium wave. A modulation technique used in electronic communication where the amplitude (signal strength) of the wave is varied in proportion to that of the message signal. Developed in the early 1900s, this technique is most commonly used for transmitting an audio signal via a radio wave measured in kilohertz (kHz). See AM ...

  7. Coaxial cable - Wikipedia

    en.wikipedia.org/wiki/Coaxial_cable

    Coaxial cable, or coax (pronounced / ˈ k oʊ. æ k s /), is a type of electrical cable consisting of an inner conductor surrounded by a concentric conducting shield, with the two separated by a dielectric (insulating material); many coaxial cables also have a protective outer sheath or jacket.

  8. Telecommunications - Wikipedia

    en.wikipedia.org/wiki/Telecommunications

    Overall, a basic telecommunication system consists of three main parts that are always present in some form or another: A transmitter that takes information and converts it to a signal; A transmission medium, also called the physical channel, that carries the signal (e.g., the "free space channel")

  9. Electrical wiring - Wikipedia

    en.wikipedia.org/wiki/Electrical_wiring

    Electrical symbols for wiring [vague]. Electrical wiring is an electrical installation of cabling and associated devices such as switches, distribution boards, sockets, and light fittings in a structure.