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(b) A system in Figure Q.1(b) is consists of two (2) main blocks; BLOCK A and BLOCK B. The input signal of BLOCK A is m(t) 50 sinc(50t) and the cutoff frequency of low pass filter (LPF) is 100 Hz. UT (i) Define the function of BLOCK A and BLOCK B. (ii) Using duality property of Fourier Transform, find and sketch M(w). (iii) Sketch the frequency spectrum at point a, b and c. flt) M. t Figure Q.1(a) BLOCK A BLOCK B UT m(t) X a b LPF 2cos(1000t) 2cos(1000t) Figure Q.1(b)

(b) A system in Figure Q.1(b) is consists of two (2) main blocks; BLOCK A and BLOCK B. The input signal of BLOCK A is m(t) 50 sinc(50t) and the cutoff frequency of low pass filter (LPF) is 100 Hz. UT (i) Define the function of BLOCK A and BLOCK B. (ii) Using duality property of Fourier Transform, find and sketch M(w). (iii) Sketch the frequency spectrum at point a, b and c. flt) M. t Figure Q.1(a) BLOCK A BLOCK B UT m(t) X a b LPF 2cos(1000t) 2cos(1000t) Figure Q.1(b)

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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(b) A system in Figure Q.1(b) is consists of two (2) main blocks; BLOCK A and 50 BLOCK B. The input signal of BLOCK A is m(t) : sinc(50t) and the cutoff frequency of low pass filter (LPF) is 100 Hz. UT (i) Define the function of BLOCK A and BLOCK B. (ii) Using duality property of Fourier Transform, find and sketch M(w). (iii) Sketch the frequency spectrum at point a, b and c. ft) 2 6. Figure Q.1(a) BLOCK A BLOCK B UT a m(t) ►( X LPF ---- TM 2cos(1000t) 2cos(1000t) Figure Q.1(b)
Transcribed Image Text:(b) A system in Figure Q.1(b) is consists of two (2) main blocks; BLOCK A and 50 BLOCK B. The input signal of BLOCK A is m(t) : sinc(50t) and the cutoff frequency of low pass filter (LPF) is 100 Hz. UT (i) Define the function of BLOCK A and BLOCK B. (ii) Using duality property of Fourier Transform, find and sketch M(w). (iii) Sketch the frequency spectrum at point a, b and c. ft) 2 6. Figure Q.1(a) BLOCK A BLOCK B UT a m(t) ►( X LPF ---- TM 2cos(1000t) 2cos(1000t) Figure Q.1(b)
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