SATELLITE COMMUNICATION QUIZ

Collects very weak signals from a broadcast satellite

LNA

Satellite dish

Helical antenna

TWT

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

Radial divider

Divider/combiner

Radial combiner

Radial multiplexer

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Which of the following is the first commercial satellite?

Explorer

Telstar

Courier

Early Bird

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What is the local oscillator (mixer) frequency of the satellite with an uplink frequency in GHz band?

2225 MHz

4500 MHz

3500 MHz

2555 MHz

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INTELSAT stands for

International Telecommunications Satellite

Intel Satellite

International Satellite

International Telephone Satellite

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The frequency of Ku band for satellite communications.

14/11 GHz

6/4 GHz

12/14 GHz

4/8 GHz

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The first Philippine Agila I will have how many transponders.

48

24

36

12

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A method of multiple accessing where a given RF channel bandwidth is divided inot smaller frequency band.

TDMA

FDMA

ANIK-D

CDMA

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

Earthbound

Downlink

Terrestrial

Uplink

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The most common device used as an LNA is

Shockley diode

IMPATT

Zener diode

Tunnel diode

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