SATELLITE COMMUNICATION QUIZ

The earth area covered by a satellite radio beam.

Beamwidth

Zone

Bandwidth

Footprint

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Which of the following is the first commercial satellite?

Telstar

Courier

Early Bird

Explorer

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What is the delay time for satellite transmission from earth transmitter to earth receiver?

0.25 ms

0.5 s

5 ms

1.0 s

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What is the first passive satellite transponder?

Sun

Score

Early Bird

Moon

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Is a loss of power of a satellite downlink signal due to earth’s atmosphere.

Atmospheric loss

RFI

Path loss

Radiation loss

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The owner of AsiaSat 2 is

Asia Satellite Telecommunications Company (ASTC)

Singapore Satellite Commision

Japan Satellite System (JSAT)

China Great Wall Industry Corporation

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Most mobile satellite array uses ___________ in transforming 50 to 150 Ω impedance.

Balun

Microstrip tapers

Quarter-wavelength transformer

Stub

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What circuit is responsible in activating and deactivating adjacent antenna elements in a mobile satellite array?

Divider/combiner

Radial multiplexer

Radial divider

Radial combiner

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A satellite signal transmitted from a satellite transponder to earth’s station.

Terrestrial

Uplink

Downlink

Earthbound

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VSAT was made available in

1977

1979

1983

1981

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