our y y parame Figure 17.37 25 2 100 2 21, y, =0.04S,,, =-0.04 S, ỹ, =0.04S, , =-0.03 S

Q: b) Determine the number of poles on the right half plane, left half plane and on j-w axis for the…

A:

Q: 3- The complex envelope of an AM signal is given by p(t) =Ac (1+m(t)); where m(t)= -0.2 + 0.6 sin…

A: Solution:   Modulation index is defined as     u = | m(t) | max / Ac    u =Modulation index   Given…

Q: use dire ct Fourier transform formula to prove thès 80

A:

Q: Chapter 18, Problem 2. ML What is the Fourier transform of the triangular pulse in Fig. 18.27?…

A:

Q: 1) A narrowband FM signal is defined as follows: s(t) × A. cos(2f t) – BA¸ sin(2nft) sin(2nfmt)

A: consider the given question.

Q: An AM signal has the following characteristics: fc=150Mhz Vm= 40V fm = 3MHz Vc = 50V What is the…

A: Given, the value of carrier frequency is 150 MHz The value of the modulation voltage is 40 V The…

Q: Sketch the output waveform for the circuit of Fig. 17.39.

A: In the given op-amp circuit, the input signal is given at non-inverting terminal of the op-amp. So…

Q: In an FM system, the single-tone sinusoidal message signal has bandwidth W = Toise power spectral…

A:

Q: 25-If f(t) takes the shape of circle arc which means that for t=0, f(t)=10V and for t=10Sec, f(t)=0.…

A:

Q: The modulated antenna current of an AM transmitter is 2.48 A and the unmodulated antenna current…

A: In this we will find modulation index...

Q: XAM(t) (1)P LPF y(1) 2) Coherent Detector cos w.t HW. Find the output of the coherent detector in…

A: We need to find out the output for given circuit.

Q: Suppose an AM signal displayed on an oscilloscope reads Vmax = 6 divisions and Vmin = 2 divisions.…

A: So we need the modulation index.

Q: ii) An FM signal is given by s(t) = 5cos[200000πt + 3sin(2000πt)].The amplitude of the message…

A:

Q: Consider the following AM signal s(t) = [1+0.9sin(2000t)cos(105Tt)), then the percentage modulation…

A:

Q: Determine the even and odd component of the given signal below. Remember: encode your answer with…

A: This solution is given below.

Q: Consider an FM signal s(t)=10 cos(2n 10 t+8 sin 4 10' t).Determine a. modulation index b. frequency…

A: Note:- Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the…

Q: Since an amplitude modulation sign is given as s (t) = [30+ 2sin (500πt)] cos (10000πt) V, which of…

A: The amplitude modulated signal is s(t) = [30 +2sin(500πt)]cos(10000πt) volts

Q: A message signal m(t) has a bandwidth of 10 kHz. If the signal is oversampled at 10% higher than the…

A: Digital communications

Q: (a) Find the period of the DT signal : x(n) = 4sin( +) %3D 3 (b) Check if the CT signal x(t) is…

A: axn=4sin8πn3+7π8T=2πωω=8π3T=2π8π×3=34Tfundamental=34×4=3(b)xt=cos5πt+cos60πtT1=2π5π, T2=2π60πSince…

Q: (5) If Sxx (@) is a psd of the WSS random process X(t), then XX 1 2π [Sxx (@do = A{E[X² (1)]} = R₁x…

A:

Q: Consider an FM signal s(t)=10 cos(2n 10 t+8 sin 4n 10 t).Determine a. modulation index b. frequency…

A:

Q: A telephone signal with the max frequency of  8 kHz is digitized into 6-bit PCM, sampled at Nyquist…

A: Given: The maximum frequency of a telephone signal is fm=8 kHz. The number of bits per sample for…

Q: 23. What law allows us to predict the minimum bandwidth required for information transfer in a given…

A: The theorem tells about  the maximum rate at which the  information that can be transmitted over a…

Q: Consider an FM signal s(t)=10 cos(2m 10° t+8 sin 4m 10 t).Determine a. modulation index b. frequency…

A: Given, FM signal st=10cos2π×106t+8sin4π×103t

Q: An AM signal is given by the expression VAM(t) = 10 [1+0.5 sin (2n x 10' t) + 0.2 sin (4n x 10 t)]…

A: Given, Am signal VAMt=101+0.5sin2π×103t+0.2sin4π×103tsin2π×106t volts

Q: 7. Given the am signal below, determine the original signal, vs that was amplitude modulated using…

A:

Q: Frequency modulation is performed with a tone message signal given by m(t) = 2cos (wmt) and a…

A: Given data: mt=2cosωmtct=8cos10ωmtωm=10Kf=20 rad/V

Q: H(s) (s+1)(s+500) %3D (s+10)(s+100)²

A:

Q: Consider three information signals. If the bandwidth of the first one is 89, the bandwidth of the…

A:

Q: A nonlinear system takes the square of its input as y(t) = [x(t)]?. The input to this system is a…

A:

Q: A Texas Instruments TIXL472 LED is the source in a 2 Km fiber optic commu- nications link. The fiber…

A: Given, Fiber length=2Km, Loss=LdBKm=2 dBKm Wavelength=λ=0.91μm, Noise floor= NFdBm=-40dBm Here, we…

Q: Please provide Handwritten answer. 2) When k=17, a=1, b=0.5, determine the stability using the…

A:

Q: * Plot Root Locus for the system (5+2) (5+2) te G(s)H(s) = S(S+5)(S+10)

A:

Q: Let pſn] be the discrete-time even pulse function of width 21. Let P(N) be its Fourier Transform…

A: From the DTFT

Q: Suppose an AM signal displayed on an oscilloscope reads Vmax = 6 divisions and Vmin = 2 divisions.…

A: Given data:

Q: 5.64 Signal sin(27t) x(t) [1+2 cos(47t)] s sampled every 1/6 second. Sketch the spectrum of the…

A: GIVEN:  x(t)=sin(2πt)πt1+2cos(4πt) FIND: Sketch the spectrum of the sampled signal

Q: The signal x(t) is measured from cycloconverter to vary the frequency of the system. Analyze and…

A: sinθ =ejθ-e-jθ2jso,sin2πt-3 =ej2πt-3-e-j2πt-32jsin6πt =ej6πt-e-j6πt2jso,x(t)…

Q: Electrical Engineering A SONET STS-1 SPE is mapped into an STS- 1 line. An STS-1 SPE frame consists…

A: Given: A SONET STS-1 SPE is mapped into an STS-1 line. An STS-1 SPE frame consists of 87 columns of…

Q: Consider a baseband communication system bandlimited to 3400 Hz. Using raised cosine pulses with 60%…

A: Given, A baseband communication system is bandlimited to 3400 Hz. Excess bandwidth, α=60%=0.6

Q: Find the period of the DT signal: x(n)= sin (2 pi n/3)+2cos(5 pi n/7+ pi)

A:

Q: k y d (Σ C1 dt dt Figure 2: A sample system.

A: The transfer function of the inner loop is, G=C1ddt1-kC1ddt The overall transfer function is,…

Q: 2. Determine the continuous-time Fourier transform (CTFT) of the signal a(t) = 0.5' u(t) – 0.5' u(t…

A: Given, x(t) =0.5tu(t) -0.5tu(t-2) CTFT {x(t)} = ?

Q: use dire ct Fourier transform formula to prove thès 80 ejwt

A:

Q: For Prob. 18.2 Using Fig. 18.27, design a problem to help other ead students better understand the…

A: In the question,  Find the Fourier transform of the given waveforms.  We are solving this problem…

Q: 1. The sequence length of the DFT (Discrete Fourier Transform) calculation of a signal is the same…

A:

Q: Draw the corresponding encoding of the digital data 0 1 1 0 0 1 0 0 using the specified modulation…

A: Given the data 01100100 with bit duration 1 s. Assuming the previous level ended at phase…

Q: 5-If f(t) takes the shape of circle arc which means that for t-0, f(t)=10V and for t=10Sec, f(t)=0.…

A:

Q: 18.3 Calculate the Fourier transform of the signal in 3 Fig. 18.28. ML 8 Figure 18.28 For Prob.…

A: In the question,  Find the Fourier transform of the given signal.  We are solving this problem using…

Q: Find the Fourier series of the supply current of 1. Fully controlled bridge rectifier 2.…

A: Ans(1)  ISt = a0 + ∑n =1∞ ancosnwt + bnsin nwt = a0 + ∑n =1∞ Cn Sin nwt +θm ----- 1)   where; a0 =…