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Question 6. (3 marks) Consider the relaxation oscillator circuit shown in Figure 4. Find the time...
For the relaxation oscillator circuit shown, what are the minimum and maximum values of the output...
For the relaxation oscillator circuit shown, what are the minimum and maximum values of the output voltage? TOK 2 Volt) O.JMF HAD lok2 LOKZ 0 0 Select one: a. O V and 6 V o b.-2 V and 3 V o C.-4 V and 6 V o d. -3 V and 3 v O e. -6 V and 6 V 0
For the circuit in Figure 1, assme that the voltage drop across the infrared emitter is 1.3 V. De...
R1= 12 K ohm
R2= 12 K ohm
rout= 1.2 K ohm
For the circuit in Figure 1, assme that the voltage drop across the infrared emitter is 1.3 V. Determine the value of RE that will set the current through the emitter to a value within the range of 50 mA to 80 mA. For the circuit in Figure 1, assume Rx 10 kQ and Vs 5 V. Using the equation given in the introduction section, determine the value...
Old practice question: Consider the following circuit shown in Figure 4. The bandwidth of the circuit...
Old practice question:
Consider the following circuit shown in Figure 4. The bandwidth of the circuit is 1 kHz. Op-amp 1 has an input voltage noise of 5nV/Hz and an input current noise of 4 fA/VHz. Op-amp 2 is ideal. The temperature is 300K. R R4 1.2 G R, 50 ΚΩ 100 ΚΩ с input signal 1 nA B R, 50 kn RA 1.2 V 100 ΚΩ Figure 4 4.a. Work out the signal voltage at point A 4.b. Work...
Question 3 (Marks: 14) Regarding the following Op-Amp circuit in figure 3: 80 kΩ 80 kΩ...
Question 3 (Marks: 14) Regarding the following Op-Amp circuit in figure 3: 80 kΩ 80 kΩ 20 ΚΩ 40 kΩ 1.2V 20 kg 2.8V Figure 3 Q.3.1 Define the different stages of the Op-Amp circuit. What does each Op-Amp do? Q.3.2 Calculate the output voltage Vo (6) Q.3.3 (4) How would you modify the circuit to double the output voltage V.? You cannot change the input voltages. Give the method and value of component/s changed. (Your answer needs to provide...
QUESTION 2 [10 MARKS Assuming the op-amp circuit shown in Figure 2 to be ideal. Find...
QUESTION 2 [10 MARKS Assuming the op-amp circuit shown in Figure 2 to be ideal. Find the transfer function of the circuit. E,(s) [10 marks] G(s) R3 R1 A B R2 eo(t) e(t) C2 Figure 2 +
Part A only please Part A - Analysis of an op-amp circuit using a realistic circuit...
Part A only please
Part A - Analysis of an op-amp circuit using a realistic circuit model Learning Goal For an ideal op-amp, we assume that the current flowing into the More realistically, calculatei in the circuit given when R1 9.6 k, R2 -4.2 kQ R3-95 ko. V,-2920 μν , and Voe-15 V . Assume that the op-amp can be modeled with an input resistance of Ri-6.00 M, an output resistance of Ro- 9.5 kS2, and an open-loop gain of...
EEET255 Electronics Page 4 of6 QUESTION 3: [25 marks] Figure 3 shows a feedback amplifier circuit...
EEET255 Electronics Page 4 of6 QUESTION 3: [25 marks] Figure 3 shows a feedback amplifier circuit R, is the source resistor, R is the feedback resistor and R, is the load resistor. The op-amp has an internal input resistance of R, an intemal output resistance R, and an internal gain of A Apply the "Systematic Analysis" method in this question. Figure 3 3.a State the feedback topology used in the amplifier circuit and which type of feedback amplifier is shown...
need help with C and D please The differentiator circuit shown in Figure 1 uses an op-amp with ideal characteristics. R2 R1 C1 Vi O Figure 1 (c) Sketch the Bode magnitude response for this circ...
need help with C and D please
The differentiator circuit shown in Figure 1 uses an op-amp with ideal characteristics. R2 R1 C1 Vi O Figure 1 (c) Sketch the Bode magnitude response for this circuit for the frequency range of 10° to 108 Hz. (7 marks) (d) Sketch the output waveform of the differentiator and justify your answer, if v is as shown in Figure 2 with a period of: () 100 ms (ii) 10 us (6 marks) 0.11...
ONLY NEED HELP WITH C AND D PLEASE! The differentiator circuit shown in Figure 1 uses an op-amp with ideal characteristics C1 Figure 1 (a) Prove that the gain of the circuit is given by the following...
ONLY NEED HELP WITH C AND D PLEASE!
The differentiator circuit shown in Figure 1 uses an op-amp with ideal characteristics C1 Figure 1 (a) Prove that the gain of the circuit is given by the following expression using first principles for an ideal op-amp (2 marks) Gain = - (1 + juli R 1) (b) If the differentiator frequency (at unity gain) is 100Hz and the high frequency gain is 40dB and R2 is 220kQ, design the rest of...
QUESTION 4 Find i, in the circuit in the figure if the op amp is ideal,...
QUESTION 4 Find i, in the circuit in the figure if the op amp is ideal, given that is =0.505 mA. 10 k 2 V6V .-6V 32.5 k25k92 Attach File Browse My Computer Browse Dropbox
For the relaxation oscillator circuit shown, what are the minimum and maximum values of the output voltage? TOK 2 Volt) O.JMF HAD lok2 LOKZ 0 0 Select one: a. O V and 6 V o b.-2 V and 3 V o C.-4 V and 6 V o d. -3 V and 3 v O e. -6 V and 6 V 0
R1= 12 K ohm
R2= 12 K ohm
rout= 1.2 K ohm
For the circuit in Figure 1, assme that the voltage drop across the infrared emitter is 1.3 V. Determine the value of RE that will set the current through the emitter to a value within the range of 50 mA to 80 mA. For the circuit in Figure 1, assume Rx 10 kQ and Vs 5 V. Using the equation given in the introduction section, determine the value...
Old practice question:
Consider the following circuit shown in Figure 4. The bandwidth of the circuit is 1 kHz. Op-amp 1 has an input voltage noise of 5nV/Hz and an input current noise of 4 fA/VHz. Op-amp 2 is ideal. The temperature is 300K. R R4 1.2 G R, 50 ΚΩ 100 ΚΩ с input signal 1 nA B R, 50 kn RA 1.2 V 100 ΚΩ Figure 4 4.a. Work out the signal voltage at point A 4.b. Work...
Question 3 (Marks: 14) Regarding the following Op-Amp circuit in figure 3: 80 kΩ 80 kΩ 20 ΚΩ 40 kΩ 1.2V 20 kg 2.8V Figure 3 Q.3.1 Define the different stages of the Op-Amp circuit. What does each Op-Amp do? Q.3.2 Calculate the output voltage Vo (6) Q.3.3 (4) How would you modify the circuit to double the output voltage V.? You cannot change the input voltages. Give the method and value of component/s changed. (Your answer needs to provide...
QUESTION 2 [10 MARKS Assuming the op-amp circuit shown in Figure 2 to be ideal. Find the transfer function of the circuit. E,(s) [10 marks] G(s) R3 R1 A B R2 eo(t) e(t) C2 Figure 2 +
Part A only please
Part A - Analysis of an op-amp circuit using a realistic circuit model Learning Goal For an ideal op-amp, we assume that the current flowing into the More realistically, calculatei in the circuit given when R1 9.6 k, R2 -4.2 kQ R3-95 ko. V,-2920 μν , and Voe-15 V . Assume that the op-amp can be modeled with an input resistance of Ri-6.00 M, an output resistance of Ro- 9.5 kS2, and an open-loop gain of...
EEET255 Electronics Page 4 of6 QUESTION 3: [25 marks] Figure 3 shows a feedback amplifier circuit R, is the source resistor, R is the feedback resistor and R, is the load resistor. The op-amp has an internal input resistance of R, an intemal output resistance R, and an internal gain of A Apply the "Systematic Analysis" method in this question. Figure 3 3.a State the feedback topology used in the amplifier circuit and which type of feedback amplifier is shown...
need help with C and D please
The differentiator circuit shown in Figure 1 uses an op-amp with ideal characteristics. R2 R1 C1 Vi O Figure 1 (c) Sketch the Bode magnitude response for this circuit for the frequency range of 10° to 108 Hz. (7 marks) (d) Sketch the output waveform of the differentiator and justify your answer, if v is as shown in Figure 2 with a period of: () 100 ms (ii) 10 us (6 marks) 0.11...
ONLY NEED HELP WITH C AND D PLEASE!
The differentiator circuit shown in Figure 1 uses an op-amp with ideal characteristics C1 Figure 1 (a) Prove that the gain of the circuit is given by the following expression using first principles for an ideal op-amp (2 marks) Gain = - (1 + juli R 1) (b) If the differentiator frequency (at unity gain) is 100Hz and the high frequency gain is 40dB and R2 is 220kQ, design the rest of...
QUESTION 4 Find i, in the circuit in the figure if the op amp is ideal, given that is =0.505 mA. 10 k 2 V6V .-6V 32.5 k25k92 Attach File Browse My Computer Browse Dropbox
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