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closed loop gain of amplifier
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Q.4 Calculate the closed loop, main for the amplifier shown in Figure 04 You may astume...
4. Design a noninverting amplifier shown below to provide a closed loop gain voltage of -...
4. Design a noninverting amplifier shown below to provide a closed loop gain voltage of - 100. The input voltage to the amplifier is -100 mV and it has a source resistance of iko. What is the value of the output voltage ve? The DC supply voltages are given by Vec - VEE-15V. Assume an ideal op-amp. SE
Question 4: Figure 4 In the series-shunt feedback amplifier shown in Figure 4, the transistors are...
Question 4: Figure 4 In the series-shunt feedback amplifier shown in Figure 4, the transistors are biased with ideal current-sources 1, 0.1mA, 12 1mA, the devices operate with VE0.7V and t = 100. The input signal V, has a zero DC component. Resistances are (a) If the open loop gain is large, what do you expect the closed-loop gain A, -V/V, to be? Give both an expression and its approximate value (b) Find the DC emitter current in each of...
Figure 2 shows a feedback amplifier circuit. Rs is the source resistor and R, is the...
Figure 2 shows a feedback amplifier circuit. Rs is the source resistor and R, is the load resistor RS Vs VI RL OPAMP R2 R1 RM R3 R4 Step 1: open-loop and closed-loop circuits identification 1.1 Identify the source, the load, and the closed-loop amplifier 1.2 Identify the open-loop amplifier (**A" eireuit) and the feedback network (B" eircuit) in the closed-loop amplifier 1.3 Identify the connection type between the "A" circuit and the "B" circuit at both the input and...
Solve Question 2 The open loop gain of an amplifier is given by 105 Av = 10 105 If the closed loop gain is 100: 1. Show that this amplifier will be stable 2. Calculate the phase margin Questi...
Solve
Question 2 The open loop gain of an amplifier is given by 105 Av = 10 105 If the closed loop gain is 100: 1. Show that this amplifier will be stable 2. Calculate the phase margin
Question 2 The open loop gain of an amplifier is given by 105 Av = 10 105 If the closed loop gain is 100: 1. Show that this amplifier will be stable 2. Calculate the phase margin
Q-4) (15 pts) An OzU student is designing a multistage amplifier for his/her radio as shown in the figure below and lik...
Q-4) (15 pts) An OzU student is designing a multistage amplifier for his/her radio as shown in the figure below and like to make sure that is can be stable if used in unity feedback. Assuming the same gm of 1mS for all the MOS transistor devices: a-) Find out the open loop end-to-end DC gain of his amplifier chain (4 pts). b-) Plot the open loop Bode diagram of the system (4 pts). c-) If you were asked to...
2. You are given the motor whose transfer function is shown in Figure 2(a). s) e(s) Amplifier Mot...
Control system
2. You are given the motor whose transfer function is shown in Figure 2(a). s) e(s) Amplifier Motor C(s) 15 Tachometer Кр Figure 2 a) If this motor were the forward transfer function of a unity feedback system, calculate the percent overshoot and settling time that could be expected. b) You want to improve the closed-loop response. Since the motor constants cannot be changed and you cannot use a different motor, an amplifier and tachometer are inserted into...
Please solve it with step by step MATLAB code, thank you! Suppose that a system is shown in Figure 2. Based on for loop, write a piece of MATLAB code to calculate the closed loop poles for 03K35 and...
Please solve it with step by step MATLAB code, thank you!
Suppose that a system is shown in Figure 2. Based on for loop, write a piece of MATLAB code to calculate the closed loop poles for 03K35 and plot the outputs where the poles are represented by "W" letter. Find the interval of K parameter for stability using Routh-Hurwitz method. Calculate the poles of the closed loop transfer function where K attains the minimum value such that the system...
Problem 4 : The op amp is ideal, if the closed - loop gain of the...
Problem 4
:
The
op amp is ideal, if the closed
-
loop gain of the
following circuit is G=v
0
/v
s
=
-
5
0
, calculate
the value of the unknown resistor R
x
.
Figure 4
Problem 4: The op amp is ideal, if the closed-loop gain of the following circuit is G-Vo/vis 50, calculate e value of the unknown resistor Rx 5 ΚΩ 50 KS2 2 ΚΩ Figure 4
(a) State the properties of an ideal opamp. Give one reason why the assumption that an opamp is ideal is useful when calculating the behaviour of circuits containing opamps? [3] (b) Figure Q3 shows t...
(a) State the properties of an ideal opamp. Give one reason why
the assumption that an opamp is ideal is useful when calculating
the behaviour of circuits containing opamps? [3]
(b) Figure Q3 shows the circuit diagram of an amplifier
constructed using an ideal opamp. State the value of the voltage v–
appearing at the inverting input of the opamp. Clearly state what
properties of an ideal opamp you are assuming. [2]
(c) Hence calculate the currents flowing through the...
The amplifier N, is connected to a resistive feedback network N, as shown in Figure 100. The ampl...
The amplifier N, is connected to a resistive feedback network N, as shown in Figure 100. The amplifier is characterized in terms of its two-port hybrid-h parameters which are given in matrix form below 100. 2.0 ΚΩ 675.0nIV -10.4 KAJA 6.75mU Assuming that the Brune tests pass for this connection, calculate values for the open- loop function a, the feedback function f and the closed-loop function Td Indicate the type and units for each of these functions. 1a 2a Amplifier...
4. Design a noninverting amplifier shown below to provide a closed loop gain voltage of - 100. The input voltage to the amplifier is -100 mV and it has a source resistance of iko. What is the value of the output voltage ve? The DC supply voltages are given by Vec - VEE-15V. Assume an ideal op-amp. SE
Question 4: Figure 4 In the series-shunt feedback amplifier shown in Figure 4, the transistors are biased with ideal current-sources 1, 0.1mA, 12 1mA, the devices operate with VE0.7V and t = 100. The input signal V, has a zero DC component. Resistances are (a) If the open loop gain is large, what do you expect the closed-loop gain A, -V/V, to be? Give both an expression and its approximate value (b) Find the DC emitter current in each of...
Figure 2 shows a feedback amplifier circuit. Rs is the source resistor and R, is the load resistor RS Vs VI RL OPAMP R2 R1 RM R3 R4 Step 1: open-loop and closed-loop circuits identification 1.1 Identify the source, the load, and the closed-loop amplifier 1.2 Identify the open-loop amplifier (**A" eireuit) and the feedback network (B" eircuit) in the closed-loop amplifier 1.3 Identify the connection type between the "A" circuit and the "B" circuit at both the input and...
Solve
Question 2 The open loop gain of an amplifier is given by 105 Av = 10 105 If the closed loop gain is 100: 1. Show that this amplifier will be stable 2. Calculate the phase margin
Question 2 The open loop gain of an amplifier is given by 105 Av = 10 105 If the closed loop gain is 100: 1. Show that this amplifier will be stable 2. Calculate the phase margin
Q-4) (15 pts) An OzU student is designing a multistage amplifier for his/her radio as shown in the figure below and like to make sure that is can be stable if used in unity feedback. Assuming the same gm of 1mS for all the MOS transistor devices: a-) Find out the open loop end-to-end DC gain of his amplifier chain (4 pts). b-) Plot the open loop Bode diagram of the system (4 pts). c-) If you were asked to...
Control system
2. You are given the motor whose transfer function is shown in Figure 2(a). s) e(s) Amplifier Motor C(s) 15 Tachometer Кр Figure 2 a) If this motor were the forward transfer function of a unity feedback system, calculate the percent overshoot and settling time that could be expected. b) You want to improve the closed-loop response. Since the motor constants cannot be changed and you cannot use a different motor, an amplifier and tachometer are inserted into...
Please solve it with step by step MATLAB code, thank you!
Suppose that a system is shown in Figure 2. Based on for loop, write a piece of MATLAB code to calculate the closed loop poles for 03K35 and plot the outputs where the poles are represented by "W" letter. Find the interval of K parameter for stability using Routh-Hurwitz method. Calculate the poles of the closed loop transfer function where K attains the minimum value such that the system...
Problem 4
:
The
op amp is ideal, if the closed
-
loop gain of the
following circuit is G=v
0
/v
s
=
-
5
0
, calculate
the value of the unknown resistor R
x
.
Figure 4
Problem 4: The op amp is ideal, if the closed-loop gain of the following circuit is G-Vo/vis 50, calculate e value of the unknown resistor Rx 5 ΚΩ 50 KS2 2 ΚΩ Figure 4
(a) State the properties of an ideal opamp. Give one reason why
the assumption that an opamp is ideal is useful when calculating
the behaviour of circuits containing opamps? [3]
(b) Figure Q3 shows the circuit diagram of an amplifier
constructed using an ideal opamp. State the value of the voltage v–
appearing at the inverting input of the opamp. Clearly state what
properties of an ideal opamp you are assuming. [2]
(c) Hence calculate the currents flowing through the...
The amplifier N, is connected to a resistive feedback network N, as shown in Figure 100. The amplifier is characterized in terms of its two-port hybrid-h parameters which are given in matrix form below 100. 2.0 ΚΩ 675.0nIV -10.4 KAJA 6.75mU Assuming that the Brune tests pass for this connection, calculate values for the open- loop function a, the feedback function f and the closed-loop function Td Indicate the type and units for each of these functions. 1a 2a Amplifier...
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