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Discussion :: Communication Systems

  1. The bandwidth of DSB suppressed carrier modulation system when the modulating frequency varies between 500 Hz and 5 kHz is

    2. A.
    555 kHz
    B.
    505 kHz
    C.
    500 kHz
    D.
    9 kHz

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    Answer : Option D

    Explanation :

    fm = 5 kHz - 500 Hz 4.5 kHz

    Bandwidth = 2 fm 2 x 4.5 kHz = 9 kHz.

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