An FM modulator has a carrier frequency of 200 MHz, is frequency modulated by a sinewave signal at a frequency of (fm= 15 kHz). The resultant FM signal has a frequencydeviation of ( Af= 45 kHz).(a) Find the carrier frequency swing of the FM signal.(b) Determine the highest and lowest carrier frequencies.(c) Calculate the modulation index for the wave?(d) Sketch, approximately to scale, the magnitude spectrum of the modulator output. Showall frequencies of interest.(e) Calculate the bandwidth occupied by this FM signal?ModulationSidebandindexCarrier124568101112131415160.001.000.250.980.120.50.940.24 0.031.00.770.440.110.021.50.510.56 0.230.060.012.00.22 0.58 0.35 0.130.032.410.52 0.430.200.060.022.5-0.05 0.50 0.450.220.070.020.013.0-0.26 0.34 0.490.31 0.13 0.040.014.0-0.40 -0.070.360.430.280.130.05 0.025.0-0.18 -0.330.050.360.390.260.130.05 0.020. 19 0.09 0.03 0.010.25 0.13 0.06 0.025.53-0.34 -0.130.250.400.326.00.15 -0.28 -0.240.110.360.367.00.300.00 -0.30 -0.170.16 0.35 0.34 0.23 0.130.06 0.028.00.170.23 -0.11 -0.29 -0.100.190.34 0.32 0.22 0.13 0.06 0.030.26 0.34 0.28 0.18 0.10 0.05 0.020.20 0.33 0.31 0.21 0.12 0.06 0.03 0.018.650.27 0.06 -0.24 -0.230.039.0-0.090.250.14 -0.18-0.27 -0.0610.0-0.250.040.250.06 -0.22 -0.23-0.01 0.22 0.32 0.29 0.21 0.12 0.06 0.03 0.0112.00.05 -0.22-0.080.200. 18 -0.07 -0.24 -0.17 0.05 0.23 0.30 0.27 0.20 0.12 0.07 0.03 0.01

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An FM modulator has a carrier frequency of 200 MHz, is frequency modulated by a sine wave signal at a frequency of (fm= 15 kHz). The resultant FM signal has a frequency deviation of ( Af= 45 kHz). (a) Find the carrier frequency swing of the FM signal. (b) Determine the highest and lowest carrier frequencies. (c) Calculate the modulation index for the wave? (d) Sketch approximately to scale the magnitude spectrum of the modulator outnut Show

An FM modulator has a carrier frequency of 200 MHz, is frequency modulated by a sine wave signal at a frequency of (fm= 15 kHz). The resultant FM signal has a frequency deviation of ( Af= 45 kHz). (a) Find the carrier frequency swing of the FM signal. (b) Determine the highest and lowest carrier frequencies. (c) Calculate the modulation index for the wave? (d) Sketch approximately to scale the magnitude spectrum of the modulator outnut Show

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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