Large Signal or Power Amplifiers Interview Questions and Answers: 1. What is meant by power amplifier? Ans. Power amplifier is meant to raise the power level of the input signal and…
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…
Operational Amplifiers Interview Questions and Answers: 1. What is an op-amp? Ans. The name operational amplifier stems from its original use for mathematical operations (such as addition, subtraction, multiplication, differentiation and…
Summing, Scaling and Averaging Amplifier: The most useful of the op-amp circuits employed in analog computers is the summing amplifier circuit. This circuit can be used to add ac or…
Constant Current Bias in Differential Amplifier: In the differential amplifiers discussed so far, we have used the combination of RE and VEE to produce emitter dc bias current. Alternatively, constant…
Swamping Resistor in Differential Amplifier: The dependence of the voltage gain of the differential amplifiers on variations in ac emitter resistance r′e can be reduced and also the linearity range…
Single Input Unbalanced Output Differential Amplifier: Single input unbalanced output differential amplifier configuÂrations are rarely used. The reasons for this are as follows: This configuration is identical to the CE…
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,…