13)Single side band modulation can be viewed as a hybrid form of amplitude andfrequency modulation. The envelope of an SSB wave is (consider a signal m(t)which is SSB modulated by a carrier cos(27 ft) given by s(t) = m(t) cos(27fct) ±îm(t) sin(2m ft)):a. m(t) + îm(t)|b. |m(t) – m(t)|c. Vm2(t) + m²(t)d. None of these

Choose the correct option A signal s(t) is given in the question, Find the equivalent m(t) ?

Answered: Single side band modulation can be…

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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Similar questions

Obtaining broadband FM signal from narrowband frequency modulated (FM) signal is shown below. The narrowband FM signal has a maximum frequency deviation of 100 Hz. The frequency of the local oscillator is f0=100 kHz. Since the sign at point A is Ac(cos 2πf0t+θ(t)), express the signs at points B and C. Ac is a constant and θ(t) is a function of m(t).
What is the bandwidth of an AM signal whose carrier is 2.1 MHz modulated by a 1.5-kHz square wave with significant harmonics up to the fifth? Calculate all the upper and lower sidebands produced. (Our lesson is AMPLITUDE MODULATION FUNDAMENTALS)
The conventional amplitude modulated signal is in the time domain; m(t) message sign, Ac carrier the amplitude of the signal and fc the frequency of the carrier signal in the form below. What we did in our laboratory with a sinusoidal message signal with a single tone (that is, a single frequency component) The modulated signal time we obtained as a result of the traditional amplitude modulation experiment in the domain Qm (t)= 0.5cos (1800πt)+ 2cos (2000πt)+ 0.5 cos(2200πt) a) Draw the spectrum of the modulated signal in the frequency domain. In the modulated signal Show the lower sideband and the upper sideband. Sideband frequencies with carrier signal specify. b) Determine the message sign in the time domain m(t) and the carrier sign in the time domain c(t). These signs Write the Fourier transform and plot it in the frequency domain. c) Draw the modulated sign in the time domain. find the Modulation index (μ) . d) Interpret by determining the ratio of the power in the sidebands to…
A given FM transmitter is modulated with a single sinusoid, the output for no load power is 100W into50Ω resistive load. Then, the frequency of the modulating signal is carefully adjusted from zero untilthe modulated carrier encountered its zero amplitude as observed in spectrum analyzer. Under theseconditions, determine the: (Use the provided Bessel table)a. the modulation index and the number of significant sideband. b. total power on its significant sidebands. c. relative total power of the carrier and each of sideband. Ans. (a) Mf =2.4, N=5; (b) 99.86 W; b Pc=0W, P1=27.04W, P2=18.49W, P3=4W,
An FM singla has an intelligence frequency of 5 kHz and a maximum deviation of 20 kHz. How many sidebands are produced with significant amplitudes? Use the Bessel Table.
Find 4-point DFT of the sequence x[n]=[ 4 , 2 , 2 ,4 ] using the DIT-FFT algorithm and plot the amplitude spectrum.
An audio signal described as 25 sin 2π (5 X 103 )t amplitude modulates a carrier which is described as 40 sin 2π (1 X 106 )t Determine the modulation factor, percent modulation and the upper and lower sideband frequencies and write the AM equation.
a baseband signal m(t) is the periodic sawtooth signal shown in figure. Sketch FM and PM waveforms for this signal m(t) if ωc = 2π x 10^6, kf = 2000π and kp = π/2. Please Solve this with comments. thanks also find fundamental frequency of the message signal.
For the causal discrete-time LTI system implemented using thedifference equation y[n] =-0.25y[n-1]+0.15y[n-2]+4x[n]+0,25x[n-1] where x[n] is the input signal, and y[n] is the output signal. a) Draw the direct form-II block diagram of the system. b) Find the transfer function of the system, H(z). c) Sketch the pole-zero diagram and indicate the ROC. Determine if the Fouriertransform of the system H(ejw) exists. If the Fourier transform exists, write H(ejw).
A 2000-Hz audio signal having an amplitude of 15 V amplitude modulates a 100- KHz carrier which has a peak value of 25 V when not modulated. Determine the modulation index, percent modulation, the upper and lower sideband frequencies, bandwidth of the wave, and write the AM equation.
A signal given by m(t) = 3cos(20πx103t) frequencymodulates a 1MHz carrier signal to produce a frequency deviation of 40KHz. Assume the carrier amplitude is 5V. a) Determine the modulation index. b) Write the time domain expression for the resulting FM signal ΦFM(t). c) What is the bandwidth of the signal.
The carrier c(t) = 100 cos(2πft) is frequency modulated (FM) by the message signal m(t) = 5 cos( 20000πt), where f.= 100MHz. The peak-frequency deviation is 20 kHz. The modulated signal is a wide-band FM.1. Determine the amplitude and frequency of all signal components that have a power level of at least 10% of the power of the unmodulated carrier component.2. From Carson's rule, determine the approximate bandwidth of the FM signal.

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