Analog Circuits (KEC-402) - AKTU Question Paper 2022-23

Sketch the frequency response of single stage RC co upled BJT multistage amplifier

Derive the expression of voltage gain, input resist ance and output resistance of common source amplifier

The BJT in the circuit of Fig.3 (i) Find the DC collector current and the de voltage at thecollector. (ii ) Replacing the transistor by its T model, draw the smallsignalequivalent circuit of the amplifier. Analyze the resultingcircuit to determine the voltage gain

Consider the basic BJT current mirror of Fig.4 forthe case in which Q base junction of Q1. Show thatthe current transfer ratio is given by

Illustrate the different design stages of operational amplifier

Design an astablemultivibrator circuit using op

Discuss the operation of negative feedback detail

Explain the circuit of wide bandpass active filter and design a wide bandpass filter having lower cut off frequency 3KHz and higher cutoff frequency 30KHz with

Explain the operation of class B amplifier drawback

Design the following circuits using op i)Unity gain amplifier ii)Integrator circuit. part of the following: Sketch the frequency response of single stage RC co upled BJT amplifier and describe the same for Derive the expression of voltage gain, input resist ance and output resistance of common source part of the following: T in the circuit of Fig.3 has β = 100. collector current and the de voltage at thecollector. ) Replacing the transistor by its T model, draw the smallsignalequivalent circuit of the amplifier. Analyze the resultingcircuit to determine the voltage gain v0/v i. Consider the basic BJT current mirror of Fig.4 forthe case in which Q 2 has m times the area of emitter base junction of Q1. Show thatthe current transfer ratio is given by I0 = m I REF . part of the following: 10x1=10 Illustrate the different design stages of operational amplifier. Design an astablemultivibrator circuit using op -amp having frequency of oscillation 5KHz. part of the following: 10 x1=10 negative feedback with suitable block diagram and describe its proper ties in Explain the circuit of wide bandpass active filter and design a wide bandpass filter having lower cut off frequency 3KHz and higher cutoff frequency 30KHz with passband gain of 12 dB. part of the following: 10x1=10 Explain the operation of class B amplifier and discuss its drawback. Any one way to overcome the the following circuits using op -amp amplifier and describe the same for Derive the expression of voltage gain, input resist ance and output resistance of common source ) Replacing the transistor by its T model, draw the smallsignalequivalent circuit of the amplifier. has m times the area of emitter amp having frequency of oscillation 5KHz. with suitable block diagram and describe its proper ties in Explain the circuit of wide bandpass active filter and design a wide bandpass filter having lower cut off passband gain of 12 dB. Any one way to overcome the