The Effect of Windowing on the DFT Approximation to the Fourier Transform
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Question 1 of 3
1. Question
What distortions are introduced into the DTFT when a signal is truncated in time? Select all that apply.
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Question 2 of 3
2. Question
What is the peak amplitude in dB of the sidelobes of the discrete-time sinc function? Assume the mainlobe amplitude is 0 dB.
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Question 3 of 3
3. Question
The limit of the truncated DTFT to resolve the frequencies of closely spaced, equal power sinusoids is proportional to width of the mainlobe of the sinc function.
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