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1
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8.2k
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1
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Explain Unique word detection
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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3.8k
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System noise temperature is 140K. Find EIRP and G/T ratio.
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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8.7k
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Explain Carrier recovery circuit.
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
2
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8.0k
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Compute the noise figure specifications of the three stages and then compute an overall noise figure from the individual noise figure specifications.
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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9.8k
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Explain in detail the operation of the spade system of demand assignment. Explain what is meant by thin route service? Suggest the type of satellite access is most suitable for this service.
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
0
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2.5k
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Explain in detail the operation of the spade system of demand assignment. What is the function of the common signalling channel?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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11k
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With the help of a block diagram describe the working of transmit receive earth station used for telephone traffic.
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
2
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18k
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Explain Input back off and output back off
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
2
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8.9k
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Why LNA is placed closed to antenna of outdoor unit?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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4.2k
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How the reliability of the earth station is improved?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
3
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9.1k
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Explain thermal sub-system. What are the methods of thermal control in satellite?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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4.0k
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Why are storage batteries used along with solar arrays?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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5.9k
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Why a spin stabilized satellites uses relatively large number of solar cells as compared to three axis stabilized satellite for the same power requirement?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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Why the control system in satellite waits for an execute command after receiving the command to be executed?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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9.4k
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Explain (1) Lobe Switching (2) Mono pulse Tracking (3) Step Tracking (4) Intelligent Tracking
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
0
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1
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15k
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Explain TT&C subsystem. Explain the use of multi-tone frequency in tracking system.
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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6.0k
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What are the technical constraints which limit the maximum available DC power from a satellite? Draw and explain the centralised and distributed power sub-system.
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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6.2k
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What are space particles? What is their impact on the satellites? The TWT has a limited life and is considered less reliable than other sub-system. Justify.
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
3
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12k
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Explain what is meant by earth eclipse of an earth-orbiting satellite? Why it is preferable to operate with a satellite positioned west rather than east, of earth station longitude?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
2
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22k
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What is limit of visibility of satellite? How it is calculated?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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5.8k
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Why is it preferable for a remote sensing satellite to be in Sun synchronized orbits?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
2
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1
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12k
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1
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Write a note on VSAT and GPS.
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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8.6k
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1
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Why does a satellite in highly inclined elliptical orbit spend most of its orbital period over higher latitude regions? What are the advantages and disadvantages of highly inclined orbit?
satellite communication and network updated 8.4 years ago by teamques10 ★ 70k
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2.3k
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Suggest suitable suspension system for the following category of vehicles: (i) Passenger Car (ii) 50 Seater Luxury bus.
automobile engineering updated 8.4 years ago by teamques10 ★ 70k
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2.0k
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Double sided Lithography
mems technology updated 8.4 years ago by shubhamswarn3 • 0
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