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  2. Satellite television - Wikipedia

    en.wikipedia.org/wiki/Satellite_television

    A typical satellite has up to 32 K u-band or 24 C-band transponders, or more for K u /C hybrid satellites. Typical transponders each have a bandwidth between 27 and 50 MHz. Each geostationary C-band satellite needs to be spaced 2° longitude from the next satellite to avoid interference; for K u the spacing can be 1°.

  3. PBS Satellite Service - Wikipedia

    en.wikipedia.org/wiki/PBS_Satellite_Service

    The channel is also available over satellite providers like DirecTV (Channel 389). PBS provides all of their channels free to TV providers who do not receive local member stations. As of 2023, PBS's satellite feeds, as well as a few other PBS stations, can be received unscrambled using a free-to-air satellite receiver set to these coordinates:

  4. Free-to-air - Wikipedia

    en.wikipedia.org/wiki/Free-to-air

    Free-to-air (FTA) services are television (TV) and radio services broadcast in unencrypted form, allowing any person with the appropriate receiving equipment to receive the signal and view or listen to the content without requiring a subscription, other ongoing cost, or one-off fee (e.g., pay-per-view). In the traditional sense, this is carried ...

  5. Satellite television in the United States - Wikipedia

    en.wikipedia.org/wiki/Satellite_television_in...

    In November 1990, Primestar launched as the first North American direct-broadcast satellite service. Hughes's DirecTV, the first national high-powered upper K u -band satellite TV system, went online in 1994. The DirecTV system became the new delivery vehicle for USSB. In 1996, EchoStar 's Dish Network went online in the United States and has ...

  6. List of satellites in geosynchronous orbit - Wikipedia

    en.wikipedia.org/wiki/List_of_satellites_in...

    Broadcast and Telecommunications Satellite C-band: Africa, Central Asia, the Middle East and Europe, Ku-band: Central Asia and Europe 7 February 2013, Ariane 5 ECA: 2014-09-11 49.0°E: 50.5°E NSS-5: Lockheed Martin AS-7000 Netherlands SES: Comsat: Americas, Africa, Europe, Atlantic Ocean: 23 September 1997 Ariane-42L: Hybrid C-band/Ku-band ...

  7. List of free-to-air channels at Astra 28.2°E (Ireland and the ...

    en.wikipedia.org/wiki/List_of_free-to-air...

    A satellite minidish. This is a list of the free-to-air channels that are currently available via satellite from SES Astra satellites (Astra 2E/2F/2G) at orbital position 28.2 °E, serving Ireland and the United Kingdom. Sky and Freesat use these satellites to deliver their channels. If one was to change providers between Sky and Freesat, one ...

  8. C band (IEEE) - Wikipedia

    en.wikipedia.org/wiki/C_band_(IEEE)

    The C band is a designation by the Institute of Electrical and Electronics Engineers (IEEE) for a portion of the electromagnetic spectrum in the microwave range of frequencies ranging from 4.0 to 8.0 gigahertz (GHz). [ 1 ] However, the U.S. Federal Communications Commission C band proceeding and auction, designated 3.7–4.2 GHz as C band. [ 2 ]

  9. Satellite dish - Wikipedia

    en.wikipedia.org/wiki/Satellite_dish

    v. t. e. A satellite dish is a dish-shaped type of parabolic antenna designed to receive or transmit information by radio waves to or from a communication satellite. The term most commonly means a dish which receives direct-broadcast satellite television from a direct broadcast satellite in geostationary orbit.