EXAMIANS
What kind of battery used by older satellites?
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Is a loss of power of a satellite downlink signal due to earth’s atmosphere.
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_________ detects the satellite signal relayed from the feed and converts it to an electric current, amplifies and lower its frequency.
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What is the local oscillator (mixer) frequency of the satellite with an uplink frequency in GHz band?
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___________ is a satellite that rotates around the earth in a low-altitude elliptical or circular pattern.
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In a typical mobile satellite array antenna if three elements are activated, how many elements are deactivated?
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What circuit is responsible in activating and deactivating adjacent antenna elements in a mobile satellite array?
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What is the approximate path loss from satellite-to-earth station?
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The smallest beam of a satellite antenna radiation pattern
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Collects very weak signals from a broadcast satellite
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