ECE-350 Midterm: ECE 350 Boise State Exam3 Solutions s17

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One 8 x 11 sheet of notes, and a calculator are allowed during the exam. Write all answers neatly and show your work to get full credit. A calculator is allowed during the exam, but should not be needed. I have a zero-tolerance policy for cellphones in tests. Put it in your backpack and zipper it, or leave it in your car. If one is even seen, you will be excused from the exam. Any other form of academic dishonesty will also be harshly dealt with. 20 april 2017: (24 points) given the following system diagram. Name: _____________ solutions ___ x(t) with c(t)=cos( 1 a(t) 2 (cid:1876)((cid:1872))= sin (10(cid:1872)) (cid:1872) b(t) = a2(t) 40 (a) (4 points)draw and fully label x(j ). (b) (5 points) draw and fully label a(j ). (c) (10 points) draw and fully label b(j ). (d) (5 points) draw and fully label y(j ). 20 april 2017: (13 points) the spectrum of a signal is.