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Correlations 2 : Communications 2nd Sem 2526
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Which of the following noise factor would you prefer in choosing a communication equipment?
Which of the following system is more desirable when it comes to signal-to-noise ratio.
Industrial noise frequency is between ____________________.
Indicate the FALSE statement. Fourier analysis shows that a sawtooth wave consists of
The equivalent noise temperature of the amplifier is 100K. What is the noise figure?
A frequency of 31 MHz has a wavelength of approximately
Determine the total power gain ratio for a three-stage amplifier with the following gains 10dB, 10 dB and 15dB.
Two resistors, 13 kΩ and 27 kΩ operated in the ambient temperature. Calculate for a bandwidth equal to 120 kHz, the thermal noise voltage of the two resistors connected in parallel.
The signal-to-noise ratio is 47.2 dB at the input to an amplifier and 25.3 dB at the output. What is the noise ratio of the amplifier?
Generally referred to as the primary cause of atmospheric noise.