Q. What is the 5th harmonic of the rectangular digital wave if the frequency is 14 kHz?

View solution

Q. What is the output of a digital to analog converter?

View solution

Q. Sampling an analog signal produces pulse amplitude modulation.

View solution

Q. What causes a new signal with frequency fₛ-fₘ to be created near the original signal?

View solution

Q. What type of filter is an antialiasing filter?

View solution

Q. Which of the following is not used in antialiasing filters?

View solution

Q. What is sampling at a rate higher than the Nyquist frequency called?

View solution

Q. Which of the following is not a disadvantage of oversampling?

View solution

Q. What is processing gain?

View solution

Q. What is the process gain of a signal with bandwidth 20 MHz and a sampling frequency of 100 MHz?

View solution

Q. Which of the following is true with respect to undersampling?

View solution

Q. Which circuit is used to produce the IF for better selection and filtering?

View solution

Q. According to the sampling theorem, what is the minimum sampling frequency to retain all the information if the bandwidth of the signal is 20 MHz?

View solution

Q. Which of the following is not an advantage of undersampling?

View solution

Q. Pick the odd one out?

View solution

Q. Which of the following does not belong to the R-2R converter?

View solution

Q. What is the resolution of a sting DAC if the reference voltage is 10 V and the number of input bits is 3?

View solution

Q. What is the alias produced when a signal of 15 MHz is sampled at a rate of 28 MHz?

View solution

Q. Settling time is the time taken to convert one binary data into analog.

View solution

Q. What is the maximum operation frequency that can be used if the settling time is 100 ns?

View solution