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List of USA satellites. This is a list of satellites and spacecraft which have been given USA designations by the United States Air Force. These designations have been applied to most United States military satellites since 1984, and replaced the earlier OPS designation. As of June 2022, USA designations have been assigned to 331 space satellites.
USSB was founded in 1981 by Hubbard Broadcasting President Stanley S. Hubbard, who is widely considered to be the father of modern satellite broadcasting. Hubbard spent most of the 1980s raising awareness and money to launch a digital satellite television service. In the 1990s, he had teamed up with Thomson Consumer Electronics and Hughes ...
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 ...
The United States Space Surveillance Network (SSN) detects, tracks, catalogs and identifies artificial objects orbiting Earth, e.g. active/inactive satellites, spent rocket bodies, or fragmentation debris. The system is the responsibility of United States Space Command and operated by the United States Space Force and its functions are:
They'll be visible Monday and Tuesday night too. The satellites will have average visibility over the area through Tuesday before fading out Wednesday, according to Findstarlink.com. They are ...
The Olympic Games ( Summer and Winter) have been televised in the United States since 1960. It has become one of the most popular programs on USA television every four and then two years. The Olympics has been exclusively broadcast on NBC and NBCUniversal 's TV networks in the United States since 1988 for the Summer Olympics and 2002 for the ...
The United States Navy would use broadcasting to relay messages between ships, airplanes, and shore stations throughout the war. The result of the Navy's demand for broadcasting was the mass production of radio equipment with simplified construction and operation requirements so they could be readily used by the common man.
Satellite radio is defined by the International Telecommunication Union (ITU)'s ITU Radio Regulations (RR) as a broadcasting-satellite service. [1] The satellite's signals are broadcast nationwide, across a much wider geographical area than terrestrial radio stations, and the service is primarily intended for the occupants of motor vehicles.
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