1- Which of the following analogue modulation scheme requires the minimum transmittedpower and minimum channel bandwidth:a) VSBb) DSBc) SSBd) AM2- Consider the frequency modulated signal 10 cos[27 x 105t + 5 sin(2π x 1500t) +7.5 sin(2n x 1000t)] with carrier frequency of 10³ Hz. The modulation index is :=a) 12.5AEd)sfmb) Yo(c) 7.5Ac eve [1+ mxmfamplitude

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1- Which of the following analogue modulation scheme requires the minimum transmitted power and minimum channel bandwidth: a) VSB b) DSB c) SSB d) AM

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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Question

1- Which of the following analogue modulation scheme requires the minimum transmitted
power and minimum channel bandwidth:
a) VSB
b) DSB
c) SSB
d) AM
2- Consider the frequency modulated signal 10 cos[27 x 105t + 5 sin(2π x 1500t) +
7.5 sin(2n x 1000t)] with carrier frequency of 10³ Hz. The modulation index is :
=
a) 12.5
AE
d)s
fm
b) Yo
(c) 7.5
Ac eve [1+ mxm
famplitude

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