Q.4 (a) As an engineer in a telecommunication company, you are instructed to studyseveral modulation techniques including frequency modulation (FM). A frequencymodulated signal is described by:x(t) = 5cos(2π105t + 0.005sin2n10¹t)The modulator's sensitivity is given as kf=10n rad/sec/volt.(i) Find the modulating signal, vm (t).(ii) Calculate the maximum frequency deviation, maximum and minimuminstantaneous frequencies.(iii) Is x (t) a narrowband or a wideband signal? Justify your answer.

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(a) As an engineer in a telecommunication company, you are instructed to study everal modulation techniques including frequency modulation (FM). A frequency odulated signal is described by: x(t) = 5cos (2π10³t +0.005sin2ñ10ªt) he modulator's sensitivity is given as kf=10m rad/sec/volt. ) Find the modulating signal, vm (t). i) Calculate the maximum frequency deviation, maximum and minimum instantaneous frequencies. i) Is x (t) a narrowband or a wideband signal? Justify your answer.

(a) As an engineer in a telecommunication company, you are instructed to study everal modulation techniques including frequency modulation (FM). A frequency odulated signal is described by: x(t) = 5cos (2π10³t +0.005sin2ñ10ªt) he modulator's sensitivity is given as kf=10m rad/sec/volt. ) Find the modulating signal, vm (t). i) Calculate the maximum frequency deviation, maximum and minimum instantaneous frequencies. i) Is x (t) a narrowband or a wideband signal? Justify your answer.

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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