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SATELLITE COMMUNICATION

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

Quarter-wavelength transformer
Microstrip tapers
Stub
Balun

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

Downlink
Earthbound
Terrestrial
Uplink

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Satellite Communication
A helical antenna is used for satellite tracking because of

Maneuverability
Gain
Circular polarization
Beamwidth

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Satellite Communication
What band does VSAT first operate?

L-band
Ku-band
C-band
X-band

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Satellite Communication
VSAT was made available in

1983
1977
1981
1979

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