## Feedback Amplifier Interview Questions and Answers

Feedback Amplifier Interview Questions and Answers: 1. What is feedback in amplifiers? Ans. The process of combining a fraction of output energy back to the input is called the feedback. 2.…

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## Differential Amplifier Interview Questions and Answers

Differential Amplifier Interview Questions and Answers: 1. What is differential amplifier? Ans. An amplifier, which is designed to amplify the difference between two input signals is called the differential amplifier. The…

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## CMRR of Op Amp Formula (Common Mode Rejection Ratio)

CMRR of Op Amp Formula (Common Mode Rejection Ratio): One of the more common features of a differential amplifier is its ability to cancel out or reject certain types of…

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## Cascaded Differential Amplifier Working Principle

Cascaded Differential Amplifier Working Principle: Cascaded Differential Amplifier Working Principle - Figure 20.53 gives an idea of how differential amplifiers can be cascaded to give an op-amp. Here the output…

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## Single Input Balanced Output Differential Amplifier

Single Input Balanced Output Differential Amplifier: In a single input balanced output differential amplifier an input signal is applied to either input, with the other input connected to ground. However,…

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## Dual Input Unbalanced Output Differential Amplifier

Dual Input Unbalanced Output Differential Amplifier: It is an important configuration and converts dual inputs into a single ended output. In this configuration, two input signals are applied and the…

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## Dual Input Balanced Output Differential Amplifier

Dual Input Balanced Output Differential Amplifier: The dual input balanced output differential amplifier configuÂ­ration is shown in Fig. 20.2. In the given circuit two input signals vin1 and vin2Â are applied…

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## Voltage Shunt Feedback Amplifier Circuit

Voltage Shunt Feedback Amplifier Circuit: Voltage Shunt Feedback Amplifier Circuit is also known as shunt-derived shunt fed feedback or voltage shunt inverse feedback. Here, a small portion of the output…

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