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Discussion :: Communication Systems

  1. Consider the following features of monochrome TV

    1. Number of lines per picture 625
    2. Interlace ratio 2 : 1
    3. Aspect ratio 4 : 3
    4. Channel bandwidth 8 MHz
    As regards CCIR system B, which of the above are correct?

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

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    Answer : Option B

    Explanation :

    Channel bandwidth is not 8 MHz.

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