Q. The spectrum space occupied by a DSB signal is the same as that of a conventional AM signal.

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Q. What is used to generate a DSB signal?

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Q. Which of the following is an advantage of SSB over DSB?

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Q. SSB transmitters are lighter and require less power than their normal AM transmitters.

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Q. Where does selective fading occur?

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Q. Why is no carrier signal transmitted when the amplitude of the modulating signal is 0 in an SSB transmission?

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Q. Which one of the following is not true with respect to SSB signal?

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Q. The low power carrier transmitted with SSB signal is called as?

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Q. What is the peak envelope power if the rms voltage is 127.26 V across a 50 Ω load?

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Q. What is the maximum current if the peak envelope power is 500 W and the supply to the amplifier is 50 V?

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Q. What is the PEP if the transmitter produces a peak to peak voltage of 178 V across a 75 Ω load?

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Q. What is the average power of the transmitter if PEP = 500 W?

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Q. Which of the following is true with respect to the bandwidth of a 2 kHz audio signal and a 2 kHz binary data?

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Q. What are FM and AM collectively referred together as?

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Q. The value of a change in frequency of the carrier wave by the modulating signal is called as?

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Q. The maximum shift in frequency is 3 kHz and the minimum and maximum deviation in frequency of the actual signal are 149.97 MHz and 150.03 MHz. What is the carrier frequency?

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Q. The frequency of modulating signal has no effect on the amount of frequency deviation of a carrier signal in FM.

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Q. What type of modulation uses discrete values of carrier frequencies to transmit binary data?

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Q. FM and PM are more susceptible to noise than AM signals.

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Q. Which of the following is false with respect to Pulse modulation?

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