Friday, April 13, 2007

 

Directtv receiver

Directtv Satellite fleet.
Directtv Local channels.
Directtv also offers local channels (CBS, ABC, NBC, Fox, PBS, The CW, MyNetworkTV, i: Independent Television (in markets that carry that network), and some independent stations) for many markets. In markets that lack a CW affiliate, directtv includes WSFL from Miami or KSWB from San Diego. Subscribers located where they cannot receive a decent terrestrial television signal can receive feeds from New York and Los Angeles for CBS, ABC, NBC, and Fox, though a waiver from the local stations may be required to allow this, approved at their discretion. National PBS and i channels are also available.
In the largest markets local channels are carried on the satellite at 101°W. In some smaller markets, the local channels are carried on a second satellite located at 119°W which requires a slightly larger dish with two or three LNBs or the newer Ka/Ku 5-LNB dish. In a few smaller markets, local stations are located on a satellite at 72.5°W that requires a second dish to be installed.
In late 2005 directtv began providing local HDTV channels to the largest markets, requiring newer receivers with a larger dish capable of receiving signals from up to five satellites at once. The Ku-band signals on the newer Ka/Ku dish are received from 101°W, 110°W, and 119°W, while Ka-band signals are from 99°W and 103°W.
In late 2006, directtv, announced plans to offer local channels, in 100% of markets by the end of 2007.
Local television channels are transmitted over optical fiber links, Ku-band satellite uplink, microwave, and conventional terrestrial transmission to uplink centers located throughout the United States.
directtv
directtv internet

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