ECE :: Satellite Communication
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The first geostationary satellite launched in 1965 was called
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Rotation of a geosynchronous satellite means its
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The present total cost per watt of power generation in geosynchronous orbit is nearly Rs.
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A 20 m antenna gives a certain uplink gain at frequencies of 4/6 GHz. For getting same gain in the 20/30 GHz band, antenna size required is metre.
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The discussing sharing of a communication satellite by many geographically dispersed Earth station, DAMA means
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The angle subtended by earth at geostationary communication satellite is
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The INTELSAT-IV satellite launched in 1974 had two earth coverage antenna and two narrower-angle antennas subtending 4.5°. The signal from narrow-angle antenna was stronger than that from earth- coverage antenna by a factor of
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A transponder is a satellite equipment which
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A geosynchronous satellite
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