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Discussion :: Communication Systems

  1. 24 telephone channels are frequency division multiplexed using an SSB modulation. Assuming 3 kHz per channel, the required band width is

    2. A.
    8 kHz
    B.
    27 kHz
    C.
    21 kHz
    D.
    72 kHz

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    Answer : Option D

    Explanation :

    Since SSB modulation is used, bandwidth = 24 x 3 = 72 kHz.

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