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What is transponder? Explain single conversion transponder.
written 8.9 years ago by gravatar for teamques10 teamques10 ★ 69k •   modified 8.9 years ago

This question appears in Mumbai University > Satellite Communication and Network subject

Marks: 5 M

Year: May 2014
satellite communication and network
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written 8.9 years ago by gravatar for teamques10 teamques10 ★ 69k

Transponder

  • The transponder consist of :
  • Receiver
  • Down convertor
  • Input demultiplexer
  • Travelling wave tube amplifiers
  • Output multiplexer.
  • The uplink signals are first filtered by a waveguide bandpass filter with about 600MHz bandwidth and then amplified by a parametric or GaAs FET low noise amplifier with a noise figure of 2 …

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