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Figure 2.4 shows a block diagram that consists of Device A with a transfer function of Vo1(t) = 1 + vi(t)2 and a Band P...
Problem 1 A sinusodial signal x(t)- sin2t (t in seconds) is input to a system with frequency resp...
Problem 1 A sinusodial signal x(t)- sin2t (t in seconds) is input to a system with frequency response: H(G What signal y(t) is observed at the output? Problem 2 The inverse Fourier transform of a system frequency response is given by h(t)t. The signal x(t) 3 cos(4t 0.5) is input to the system (t in seconds). (a) What is the expression of the signal y(t) at the system output? (b) What is the power attenuation in dB caused by the...
The following periodic signal is input to an ideal low pass filter of bandwidth 25 KHz. 1. x(t) 2...
The following periodic signal is input to an ideal low pass filter of bandwidth 25 KHz. 1. x(t) 2 a) Determine the average power of the signal x(t). b) If T 0.1 ms, give the output of the filter as a function of time, y(t) e) Determine the average power of the signal y(t) d) Determine the bandwidth of the signal y(), considered as a baseband signal. e) Now assume that the signal x() (with T-0.1 ms) is instead input...
C V. Figure 2 A band-pass filter circuit This is the transfer function of a band-pass...
C V. Figure 2 A band-pass filter circuit This is the transfer function of a band-pass filter having R = R2 //R Center frequency, a[ 1/R' R C12 radians Bandwidth B2(R, C) radians Maximum Gain Ag- R/2R Band-Pass Filter Design Design a band-pass filter to obtain f-160 Hz, B-16 Hz and o- 10. Supply voltages of +20 and -20 Volts are available. Laboratory Measurements and Results . By applying sinusoidal voltage at the input and by varying its frequency, obtain...
For each filter mentioned in the following cases, first simulate the circuit using Multisim. You can get a plot of the transfer function that is called the Bode plot. From the right toolbar, select &...
For each filter mentioned in the following cases, first simulate the circuit using Multisim. You can get a plot of the transfer function that is called the Bode plot. From the right toolbar, select "Bode Plotter". Change initial (I) and final (F frequencies to 1Hz and 200 KHz, respectively. Use a Voltage AC source as the input signal. You do not need to change any parameter from voltage AC source Connect "Bode Plotter" to input and output of your circuit...
Q1. A single-tone FM signal which can be expressed as, s(t) = 4, cos[2oft+ß sin(21f „t)]...
Q1. A single-tone FM signal which can be expressed as, s(t) = 4, cos[2oft+ß sin(21f „t)] is applied to a square-law device with output voltage v2 related to input voltage vi by vz(t)= av (t) where a is a constant. a. Determine analytic expression of the output signal. b. Explain how such a device can be used to obtain an FM signal with a greater frequency deviation (Af) than that available at the input. Q2. The spectrum of a message...
Digital Signal Processing QUESTION SIX A digital filter system has a transfer function given by 1-0.4z-1 T(z) = 1 + 0.2z-2 a) Draw the z-domain version of the block diagram for the filter 110) Der...
Digital Signal Processing
QUESTION SIX A digital filter system has a transfer function given by 1-0.4z-1 T(z) = 1 + 0.2z-2 a) Draw the z-domain version of the block diagram for the filter 110) Derive an expression for the output sequence yin], in terms of the input b) sequence, xla], and delayed input and output sequences 10 151 e) Find the unit sample response for the filter (first three terms only)
QUESTION SIX A digital filter system has a transfer...
#2 The following figure shows the block diagram of an AM modulator. Nonlinear s(t) devicefilter The...
#2 The following figure shows the block diagram of an AM modulator. Nonlinear s(t) devicefilter The nonlinear device has an input-output characteristic of the form y0)-a x(0)+bx() where a and b are constants. Assume that the message signal is m)-A, cos(2rf.1) and (a) Determine the signal y). (b) Determine the AM signal s() (c) What kind of the filter is required in the above figure? (d) What is the amplitude sensitivity of this AM signal.
Simulation For each filter mentioned in the following cases, first simulate the circuit using Multisim. You can get a plot of the transfer function that is called the Bode plot. From the right toolba...
Simulation For each filter mentioned in the following cases, first simulate the circuit using Multisim. You can get a plot of the transfer function that is called the Bode plot. From the right toolbar, select "Bode Plotter". Change initial (I) and final (F) frequencies to 1Hz and 200 KHz, respectively. Use a Voltage AC source as the input signal. You do not need to change any parameter from voltage AC source. Connect "Bode Plotter" to input and output of your...
21 Vi Z2 Vo Figure 1 1. Ref: Figure 1. Let Z1 L (an inductor), Z2 - R (a resistor). Vi Calculate the magnitude and phase of the transfer function H(w) Figure 1 T 2. Repeat #1 with L = 100 mH, R 1kΩ....
21 Vi Z2 Vo Figure 1 1. Ref: Figure 1. Let Z1 L (an inductor), Z2 - R (a resistor). Vi Calculate the magnitude and phase of the transfer function H(w) Figure 1 T 2. Repeat #1 with L = 100 mH, R 1kΩ. a) Plot the frequency response in dB* on a both on a linear scale and then a log scale from ω-1 to 100,000,000 rad/sec with points every decade (1 b) 1,000 etc). 10 100 Plot the...
1) Design a low-pass RC device with the following specifications: a) Input x(t) and output y(t)...
1) Design a low-pass RC device with the following specifications: a) Input x(t) and output y(t) b) Bandwidth which is defined as the range of frequencies (from 0 Hz to ??, the − 3dB point ) allowed to pass through without significant attenuation = 100Hz c) Static gain = 14dB d) The system has −20 dB/decade rolloff at high frequencies (thus first-order LP filter) Assume that you have one and only one resistor value available to you, and that resistance is...
Problem 1 A sinusodial signal x(t)- sin2t (t in seconds) is input to a system with frequency response: H(G What signal y(t) is observed at the output? Problem 2 The inverse Fourier transform of a system frequency response is given by h(t)t. The signal x(t) 3 cos(4t 0.5) is input to the system (t in seconds). (a) What is the expression of the signal y(t) at the system output? (b) What is the power attenuation in dB caused by the...
The following periodic signal is input to an ideal low pass filter of bandwidth 25 KHz. 1. x(t) 2 a) Determine the average power of the signal x(t). b) If T 0.1 ms, give the output of the filter as a function of time, y(t) e) Determine the average power of the signal y(t) d) Determine the bandwidth of the signal y(), considered as a baseband signal. e) Now assume that the signal x() (with T-0.1 ms) is instead input...
C V. Figure 2 A band-pass filter circuit This is the transfer function of a band-pass filter having R = R2 //R Center frequency, a[ 1/R' R C12 radians Bandwidth B2(R, C) radians Maximum Gain Ag- R/2R Band-Pass Filter Design Design a band-pass filter to obtain f-160 Hz, B-16 Hz and o- 10. Supply voltages of +20 and -20 Volts are available. Laboratory Measurements and Results . By applying sinusoidal voltage at the input and by varying its frequency, obtain...
For each filter mentioned in the following cases, first simulate the circuit using Multisim. You can get a plot of the transfer function that is called the Bode plot. From the right toolbar, select "Bode Plotter". Change initial (I) and final (F frequencies to 1Hz and 200 KHz, respectively. Use a Voltage AC source as the input signal. You do not need to change any parameter from voltage AC source Connect "Bode Plotter" to input and output of your circuit...
Q1. A single-tone FM signal which can be expressed as, s(t) = 4, cos[2oft+ß sin(21f „t)] is applied to a square-law device with output voltage v2 related to input voltage vi by vz(t)= av (t) where a is a constant. a. Determine analytic expression of the output signal. b. Explain how such a device can be used to obtain an FM signal with a greater frequency deviation (Af) than that available at the input. Q2. The spectrum of a message...
Digital Signal Processing
QUESTION SIX A digital filter system has a transfer function given by 1-0.4z-1 T(z) = 1 + 0.2z-2 a) Draw the z-domain version of the block diagram for the filter 110) Derive an expression for the output sequence yin], in terms of the input b) sequence, xla], and delayed input and output sequences 10 151 e) Find the unit sample response for the filter (first three terms only)
QUESTION SIX A digital filter system has a transfer...
#2 The following figure shows the block diagram of an AM modulator. Nonlinear s(t) devicefilter The nonlinear device has an input-output characteristic of the form y0)-a x(0)+bx() where a and b are constants. Assume that the message signal is m)-A, cos(2rf.1) and (a) Determine the signal y). (b) Determine the AM signal s() (c) What kind of the filter is required in the above figure? (d) What is the amplitude sensitivity of this AM signal.
Simulation For each filter mentioned in the following cases, first simulate the circuit using Multisim. You can get a plot of the transfer function that is called the Bode plot. From the right toolbar, select "Bode Plotter". Change initial (I) and final (F) frequencies to 1Hz and 200 KHz, respectively. Use a Voltage AC source as the input signal. You do not need to change any parameter from voltage AC source. Connect "Bode Plotter" to input and output of your...
21 Vi Z2 Vo Figure 1 1. Ref: Figure 1. Let Z1 L (an inductor), Z2 - R (a resistor). Vi Calculate the magnitude and phase of the transfer function H(w) Figure 1 T 2. Repeat #1 with L = 100 mH, R 1kΩ. a) Plot the frequency response in dB* on a both on a linear scale and then a log scale from ω-1 to 100,000,000 rad/sec with points every decade (1 b) 1,000 etc). 10 100 Plot the...
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