Design and draw a three-stage amplifier connected in series with gains of +15, -21, and -30 by using OPAMPS. Use a 420 kN feedback resistor for all stages. What output voltage results for an input of V, = 2 mV? %3D
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- Find out the gain of inverting amplifier if it is performing on 12 V supply, it has input resistance of 20 ohm and feedback resistance of 50 ohm respectively. NOTE : KINDLY ELABORATE BRIEFLYQuestion 2 Part (A) Design an inverting amplifier with a gain of 4. Use an ideal ops amp, a 30kΩ resistorin the feedback path, and ±12V power supplies. Part (B) Using your design from part (a), determine the range of input voltages that will keepthe op amp in the linear operating regions. Part (C) Suppose you wish to amplify a 2V signal, using your design from part (a) with avariable feedback resistor. What is the largest value for the feedback resistance thatkeeps the op amp in the linear operating region? Using this resistance value, what isthe new gain of the inverting amplifier.A certain op-amp is used in a feedback configuration having a gain of 20 and a bandwidth of 500 kHz. a)If the external resistor values are changed to increase the gain to 40, what is the new bandwidth? The new bandwidth is 250khz What is the unity-gain bandwidth of the op-amp ??
- a) Design an inverting amplifier with a gain of 4. Use an ideal op amp, a 30 kohm resistor in the feedback path, and +-12 v power supplies. b) Using your design from part a, determine the range of input voltages that will keep the op amp in it's linear operating region. c) suppose you wish to amplify a 2 V signal, using your design from part a, with a variable feedback resistor. What is the largest value of feedback resistance that keeps the op amp in its linear operation region? Using this resistor value, what is the new gain of the inverting amplifier?1. Design an inverting amplifier with a gain of 4. Use an ideal op amp, a 30 kΩ resistor in the feedback path, and ±12 V power supplies. 2. Using your design from part (a), determine the range of input voltages that will keep the op amp in its linear operating region. 3. Suppose you wish to amplify a 2 V signal, using your design from part (a) with a variable feedback resistor. What is the largest value of feedback resistance that keeps the op amp in its linear operation region? Using this resistor value, what is the new gain of the inverting amplifier?Assume an operational amplifier is working on inverting amplifier in which it takes input resistance and feedback resistance of 30ohm and 60ohm respectively.If input voltage is applied at 150 volt then examine following parameters. Evaluate the gain of opamp if input voltage is applied on non-inverting amplifier. Options: A)4 B)3 C)2 D)5
- Assume an operational amplifier is working on inverting amplifer in which it takes input resistance and feedback resistance of 30 ohm and 60 ohm respectively. If input voltage is applied at 150 volt then examine following parameters1.Evaluate over gain of amplifier2.Evaluate the gain of opamp if input voltage is applied on non inverting amplifier3.Calculate output voltage of amplifier4.If input voltage is changed from inverting terminal to non inverting terminal then calculate its output voltage5. If we add one more input resistance of 40 ohm at inverting terminal at 20 voit input supply voltage and working as adder then calculate the output voltage.Discuss the effect of changing the value of the feedback resistor on the output voltage. What is the polarity relationship between the input and the output of the inverting amplifier? Discuss how you control the gain of the amplifier? From the results of part 2, discuss the effect of changing the frequency of the input signal. Give possible applications for this amplifier. Add any comments you think necessary based on the observationsFind the closed-loop transconductance, input resistance, and output resistance for the series-series feedback amplifier as shown if the op amp has an open-loop gain of 80 dB, an input resistance of 25kΩ , and an output resistance of 1kΩ. Assume the amplifier is driven by a signal voltage with a 10-kΩ source resistance, and the feedback network is implemented with R2=91kΩ and R1=10kΩ.
- Consider the following statement: In feedback amplifiers, concerning the connections between the direct amplifiers and the feedbacks network, a shunt connectiın at the input part servers to set an increased versiın of the input impedance of the direct amplifier, whereas again a shunt connection at the output part services to set a decreased version of the output imdepance of direct amplifier. Explain what is wrong with the statement above by drawing representative circuit diagrams and outlining the necessary calculations.Find the gain of non inverting amplifier if it has input voltage is 5V, input resistance of 20 ohm and feedback resistance of 40 ohm. NOTE : KINDLY ELABORATE BRIEFLY2. Design a unity gain inverting summing amplifier that will output the sum of two input voltages. Use a feedback resistor of 2.5 Kohms.