Q. Symbol spaced has ____ sample per symbol and fractionally spaced has ___ samples per symbol.

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Q. The _______ of the opening of eye pattern indicates the time over which the sampling for detection might be performed.

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Q. Range of time difference of the zero crossing gives the value of

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Q. The range of amplitude difference gives the value of

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Q. As the eye opens, ISI _______

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Q. Pseudo noise signal has _______ and _______ SNR for the same peak transmitted power.

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Q. The index value n, in transversal filter can be used as.

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Q. The over-determined set of equations can be solved using

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Q. If the filter’s tap weight remains fixed during transmission of data, then the equalization is called as

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Q. Equalization method which is done by tracking a slowly time varying channel response is

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Q. Preamble is used for

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Q. The disadvantage of preset equalizer is that

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Q. For AWGN, the noise variance is

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Q. Performance of BFSK signal is ________ than BPSK.

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Q. A Gaussian distribution into the non linear envelope detector yields

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Q. The non coherent FSK needs ________ Eb/N0 than coherent FSK.

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Q. The DPSK needs ________ Eb/N0 than BPSK.

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Q. Coherent PSK and non coherent orthogonal FSK have a difference of ______ in PB.

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Q. Which is easier to implement and is preferred?

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Q. Which is the main system consideration?

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