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For Re-R=12 and C-1F, find the equivalent impedance magnitude as a function of frequency for the...
1. In the circuit shown in Fig. 1,where L= 8 mH and R-Ska. a. Determine how the input impedance Z...
1. In the circuit shown in Fig. 1,where L= 8 mH and R-Ska. a. Determine how the input impedance Zja)-D behaves at ev extremely high ves at and low frequencies. b. Find an expression for the impedance. C. Show that this expression can be manipulated into the form ZGe)-RT+j d. Determine the frequency ω-ae for which the imaginary part of the expression in part c is equal to 1. Estimate (without computing it) the magnitude and phase angle of ZO...
f) Figure Qlf) shows the ac equivalent circuit of a common-source amplifier where have a low-frequeney rol-off C assume that Rs is much greater than the impedance of Cs at the frequency of 100 Re is...
f) Figure Qlf) shows the ac equivalent circuit of a common-source amplifier where have a low-frequeney rol-off C assume that Rs is much greater than the impedance of Cs at the frequency of 100 Re is the ac load. The low-frequency roll-off is to be set by the capacitor Cs. Design the amplifier to have a low-frequency roll-off, 100 Hz. You may Rt gs gm Vgs V. Rs Cs Figure QiD
f) Figure Qlf) shows the ac equivalent circuit of...
Calculate the pole and zero for R = 1kOhm and C = 10uF. Draw magnitude and...
Calculate the pole and zero for R = 1kOhm and C = 10uF.
Draw magnitude and phase plots as a function of
frequency.
R + + CE Yout(t) (a) R + + Vin(s) = Vour(s) SC (b) FIGURE 14.27 (a) A simple resistor-capacitor circuit, with an input voltage and output voltage specified. (b) The s-domain equivalent circuit.
For the below circuit, a) Determine the equivalent impedance of the following circuit at frequency of...
For the below circuit,
a) Determine the equivalent impedance of the following circuit
at frequency of 20Hz
b) Calculate the currents I, IR and IC if
a voltage of 24V at 20Hz is applied to the input.
c) Draw the phase diagrams of currents I, IR and
IC .
80Ω 100μF Figure 4
Phasors and complex impedance 1. A resistor R and capacitor Care connected in series with an...
Phasors and complex impedance 1. A resistor R and capacitor Care connected in series with an AC voltage source with frequency f and maximum voltage Vo. a. Find the complex impedance (in the form Z = R +jX). If the impedance is written in polar form (Z = Zej®), find expressions for Z and Ø. Write your answers in terms of the variables R, C, and (=21f). b. If the voltage source is described by the phasor V = V.ejut,...
All questions refer to the "simplified" CE amplifier shown below that has no RE at all, and no Cg. There is...
All questions refer to the "simplified" CE amplifier shown below that has no RE at all, and no Cg. There is also no CL. The bias circuit gives Ic 1.5 mA The transistor has B 120, ro 50 k, Cu 1.5 pF and C 9 pF. You can neglect r. VCC RC 5k C2 +Vo C1 2uF RI R3 Vi- 10k 100 2uF RB 200k a) Find the short-circuit time constants Ti and Ta for capacitors C1and Ca, and find...
1. (25pts) Determine the frequency response H(jo) of the circuit in Fig.1. Determine the magnitude of...
1. (25pts) Determine the frequency response H(jo) of the circuit in Fig.1. Determine the magnitude of H(jw) at extremely high and low frequencies. L-3/4H, C-1/16F, R-82. Vin LCVout Fig.1
Question 3(25 Marks (a) Find the transfer function of the system shown in figure 2 1F 1 Ohm 1F 1 ...
Question 3(25 Marks (a) Find the transfer function of the system shown in figure 2 1F 1 Ohm 1F 1 Ohm 1 Ohm 1F 1F 1F 1 ohm e Vout Figure 2 (b) Express the transfer function in state space form (c) Use pole placement to determine the gains that will cause the system to have a settling time of 0.1 seconds and an overshoot of 10% (d) Draw an electronic circuit that designed will implement the controller you have...
1. In the circuit shown in Fig. 1, where L-8 mH and R-8 kQ, a Determine...
1. In the circuit shown in Fig. 1, where L-8 mH and R-8 kQ, a Determine how the input impedance Z(ja)= behaves at extremely high and low frequencies. b. Find an expression for the impedance. c. Show that this expression can be manipulated into the form Zjo) RI+ d. Determine the frequency-o for which the imaginary part of the expression in part c is equal to 1. e. Estimate (without computing it) the magnitude and phase angle of Zö o)...
4. In the circuit shown below, a parallel RC network creates a frequency-dependent feedback path ...
4. In the circuit shown below, a parallel RC network creates a frequency-dependent feedback path for the inverting amplifier block with gain Av (a large negative value). Use the Miller theorem to find the equivalent input impedance Zin as indicated in the diagram and then show that Vin/Vsig is given by the symbolic expression shown below right. Choose a value for capacitor C to make the upper cut-off frequency fH equal to 22 kHz. Repeat the calculation for the case...
1. In the circuit shown in Fig. 1,where L= 8 mH and R-Ska. a. Determine how the input impedance Zja)-D behaves at ev extremely high ves at and low frequencies. b. Find an expression for the impedance. C. Show that this expression can be manipulated into the form ZGe)-RT+j d. Determine the frequency ω-ae for which the imaginary part of the expression in part c is equal to 1. Estimate (without computing it) the magnitude and phase angle of ZO...
f) Figure Qlf) shows the ac equivalent circuit of a common-source amplifier where have a low-frequeney rol-off C assume that Rs is much greater than the impedance of Cs at the frequency of 100 Re is the ac load. The low-frequency roll-off is to be set by the capacitor Cs. Design the amplifier to have a low-frequency roll-off, 100 Hz. You may Rt gs gm Vgs V. Rs Cs Figure QiD
f) Figure Qlf) shows the ac equivalent circuit of...
Calculate the pole and zero for R = 1kOhm and C = 10uF.
Draw magnitude and phase plots as a function of
frequency.
R + + CE Yout(t) (a) R + + Vin(s) = Vour(s) SC (b) FIGURE 14.27 (a) A simple resistor-capacitor circuit, with an input voltage and output voltage specified. (b) The s-domain equivalent circuit.
For the below circuit,
a) Determine the equivalent impedance of the following circuit
at frequency of 20Hz
b) Calculate the currents I, IR and IC if
a voltage of 24V at 20Hz is applied to the input.
c) Draw the phase diagrams of currents I, IR and
IC .
80Ω 100μF Figure 4
Phasors and complex impedance 1. A resistor R and capacitor Care connected in series with an AC voltage source with frequency f and maximum voltage Vo. a. Find the complex impedance (in the form Z = R +jX). If the impedance is written in polar form (Z = Zej®), find expressions for Z and Ø. Write your answers in terms of the variables R, C, and (=21f). b. If the voltage source is described by the phasor V = V.ejut,...
All questions refer to the "simplified" CE amplifier shown below that has no RE at all, and no Cg. There is also no CL. The bias circuit gives Ic 1.5 mA The transistor has B 120, ro 50 k, Cu 1.5 pF and C 9 pF. You can neglect r. VCC RC 5k C2 +Vo C1 2uF RI R3 Vi- 10k 100 2uF RB 200k a) Find the short-circuit time constants Ti and Ta for capacitors C1and Ca, and find...
1. (25pts) Determine the frequency response H(jo) of the circuit in Fig.1. Determine the magnitude of H(jw) at extremely high and low frequencies. L-3/4H, C-1/16F, R-82. Vin LCVout Fig.1
Question 3(25 Marks (a) Find the transfer function of the system shown in figure 2 1F 1 Ohm 1F 1 Ohm 1 Ohm 1F 1F 1F 1 ohm e Vout Figure 2 (b) Express the transfer function in state space form (c) Use pole placement to determine the gains that will cause the system to have a settling time of 0.1 seconds and an overshoot of 10% (d) Draw an electronic circuit that designed will implement the controller you have...
1. In the circuit shown in Fig. 1, where L-8 mH and R-8 kQ, a Determine how the input impedance Z(ja)= behaves at extremely high and low frequencies. b. Find an expression for the impedance. c. Show that this expression can be manipulated into the form Zjo) RI+ d. Determine the frequency-o for which the imaginary part of the expression in part c is equal to 1. e. Estimate (without computing it) the magnitude and phase angle of Zö o)...
4. In the circuit shown below, a parallel RC network creates a frequency-dependent feedback path for the inverting amplifier block with gain Av (a large negative value). Use the Miller theorem to find the equivalent input impedance Zin as indicated in the diagram and then show that Vin/Vsig is given by the symbolic expression shown below right. Choose a value for capacitor C to make the upper cut-off frequency fH equal to 22 kHz. Repeat the calculation for the case...
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