satellite communication: Quick Facts

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Photos

AUSSAT-1 communications satellite

Telstar 1 communications satellite with a spherical, panel-covered top and cylindrical base, displayed indoors.

Intelsat 1, or Early Bird

Illustration showing how a parabolic satellite dish antenna focuses incoming transmission signals onto a single point, with red lines representing signal paths reflecting off the dish surface toward the feedhorn. Insets provide a side view and a three-quarter view, highlighting the role of the paraboloid shape in signal reception.

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Topics

satellite system satellite radio communications satellite megaconstellation telecommunication television Internet broadcasting telephone radio technology telegraph texting wireless communications broadband technology jamming

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