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Analog Transmission Quiz
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Analog Transmission Quiz

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Questions and Answers

What is analog-to-analog conversion?

  • The representation of analog information by an analog signal (correct)
  • The representation of digital information by an analog signal
  • The representation of digital information by a digital signal
  • The representation of analog information by a digital signal

    • Why is modulation needed for an analog signal?

  • If the medium has unlimited bandwidth available
  • If the medium is highpass in nature or if only a highpass channel is available
  • If the medium is bandpass in nature or if only a bandpass channel is available (correct)
  • If the medium is lowpass in nature or if only a lowpass channel is available

    • What is the required bandwidth for Amplitude Modulation (AM)?

  • B/2, where B is the bandwidth of the modulating signal
  • 2B, where B is the bandwidth of the modulating signal (correct)
  • B, where B is the bandwidth of the modulating signal
  • 3B, where B is the bandwidth of the modulating signal

    • What does AM band alloc refer to?

    <p>The total bandwidth required for AM</p> Signup and view all the answers

    Why can one half of the spectrum be discarded in AM transmission?

    <p>On both sides of the carrier frequency, the spectrum is identical</p> Signup and view all the answers

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