Which are the popular IF frequencies for microwave and radar receivers operating on frequencies in the range 1 to 10 GHz
Answer: C
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Which of the following is used to provide tracking between RF amplifier and local oscillator stages of receiver?
Answer: B
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Which of the following noise does not occur in transistors?
Answer: A
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The passband of the tuned circuits of a radio receiver should be equal to
Answer: A
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Neutralization is used in RF amplifiers to
Answer: A
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Which of the following statement about receivers is false?
Answer: D
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A communication channel with additive white Gaussian noise, has a bandwidth of 4 kHz and an SNR of 15. Its channel capacity is
Answer: B
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An arbitrary signal m (t) has zero average value and it is bandlimited to 3.2 kHz. It is sampled at the rate of 8 K samples/S. The samples are passed through an ideal bandpass filter with centre frequency of 32 kHz and bandwidth of 6.4 kHz. The output of band pass filter is
Answer: B
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Superheterodyne receiver can be used in
Answer: D
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If the intermediate frequency of a superheterodyne receiver falls within the tuning range of the receiver
Answer: D
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