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Discussion :: Communication Systems

  1. Consider the following statements as regards communication receiver

    1. Variable sensitivity is used to eliminate selective fading
    2. A product demodulator can be used to receive Morse code
    3. The noise limiter cuts off receiver output during a noise pulse
    4. Double conversion is used to improve image rejection
    Which of the above statements are correct?

    2. A.
    1, 2, 3, 4
    B.
    1, 2, 3
    C.
    2, 3, 4
    D.
    1, 3, 4

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    Answer : Option C

    Explanation :

    No answer description available for this question.

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