3015_Homework_7_Solutions

3015_Homework_7_Solutions - l r<1 F1“ 3.62 Use the FT...

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Unformatted text preview: . l r. <1 F1“ .. 3.62. Use the FT peer 11:} = fl Liherwim . XUm] = ET“ and the FT properties to evaluate the frequency domain representations for the signals depicted in Figure 133.132 [o] — {g}. {a} tilt} = It?) You} = e—msxuewze-flw 25mm) fit] is) sit} = firm YURI} = #251?le = jflsin[w] 3.66. Sketch the frequency response of the systems described by the following impulse responses. Char— acterize each system as lowpass. bandpass1 or highpass. (a) Mr] = 6ft} — 23—9'u(t) H H | Yfiw) Highpass filter [a3 Thusl magnide of Hie-er emegafi} [a3 The ph ase Of Me xpfij omegafl n \l‘ (r 2 | | I | 1.5 -5 l l H 1 —10 m «I1 '5 5 I15 .E e! 2 E E E _ "J D 15 g. [I R: K 4:! “:5 :u 52 >-: g 3—0.5 —2n —1 1'25 —1.5 —30 —2 —4D —2D In 20 40 —40 —20 a an 44: flmega Drnega 3.68. Determine the frequency response and the impulse response for :he systems described by the tellowing difierential and :ljiference equations. {b} sag-gm + fifisitfi + EMF-J = scum {MERE} + was») + 61¢ij = swim __ _ —jw HEM] _ fjw'2+5jw+fi 3 2 = + II T La 1'2! I W h + N? l'.\; I M r. "'\--F' 5-.“ 3—K l."'l~ "'\--F' Mt] ...
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This note was uploaded on 12/20/2009 for the course EE 3015 taught by Professor Staff during the Fall '08 term at Minnesota.

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3015_Homework_7_Solutions - l r<1 F1“ 3.62 Use the FT...

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