Er. Amit Kumar
Lab Area:960 Sqfeet
Room Number: EC 211

Faculty Coordinator: Dr Abhishek

Lab Faculty: Er Sheetal Singh (Research Scholar)

Lab Assistant: Mr PK Bhattacharya

Lab Staff: Mrs Sarita Devi


    KEC 452-Analog Circuits Lab_2019

  • KEC 452-Analog Circuits Lab_2019
  • 1. Characteristic of BJT: Study of BJT in various configurations (such as CE/CS, CB/CG, CC/CD).
    2. BJT in CE configuration: Graphical measurement of h-parameters from input and output characteristics, measurement of Av, AI, Ro and Ri of CE amplifier with potential divider biasing.
    3. Study of Multi-stage amplifiers: Frequency response of single-stage and multistage amplifiers.
    4. Feedback topologies: Study of voltage series, current series, voltage shunt, current shunt, effect of feedback on gain, bandwidth etc.
    5. Measurement of Op-Amp parameters: Common mode gain, differential mode gain, CMRR, slew rate.
    6. Applications of Op-Amp: Op-Amp as a summing amplifier, difference amplifier, integrator and differentiator.
    7. Field effect transistors: Single stage common source FET amplifier –a plot of gain in dB vs frequency, measurement of bandwidth, input impedance, maximum signal handling capacity (MSHC) of an amplifier.
    8. Oscillators: Study of sinusoidal oscillators- RC oscillators (phase shift, Wien bridge, etc.).
    9. Study of LC oscillators (Hartley, Colpitt, Clapp, etc.),
    10. Study of non-sinusoidal oscillators.
    11. Simulation of amplifier circuits studied in the lab using any available simulation software and measurement of bandwidth and other parameters with the help of simulation software.
    12. ADC/DAC: Design and study of Analog to Digital Converter.
    13. Design and study of Digital to Analog Converter.



Objective:- To design and implement the circuits to gain knowledge on the performance of the circuit
and its application. These circuits should also be simulated on Pspice and implemented using TL082,
LM741, NE555, ASLK, MPY634 KP connecting wires, Power Supply, function generator and

1. To verify the characteristics of Voltage to current and current-to-voltage converters using
operational amplifier.
2. To Design the Second order filters using an operational amplifier in universal active filter topology
for –
a) Low pass filter of the specified cut-off frequency.
b) High pass filter of the specified frequency.
c) Band pass filter with a unit gain of the specified pass band.
3. To Design and verify the characteristics of Wien bridge oscillator using an operational amplifier.
4. To design and test a stable and Monostable Multivibrator using IC 555.
5. To Design and test the characteristics of the following amplifiers:
a. A unity gain amplifier.
b. A non-inverting amplifier with a gain of ‟A”.
c. An inverting amplifier with a gain of ‟A”.
6. To Design and test the characteristics of the following amplifiers
a) Logarithmic amplifier using IC-741.
b) Anti-Logarithmic amplifier using IC-741.
7. To Design and test the characteristics of the following amplifiers
a. Voltage comparator using IC-741.
b. Zero-Crossing detector using IC-741.
8. To Design and test the integrator for a given time constant.
9. To Design and test a high-Q Band pass self-tuned filter for a given center frequency.
10. To Design and test an AGC system for a given peak amplitude of the sine-wave output.
1. To design and verify Kerwin Huelsman Newcomb Filter using Op amp
2. To design and verify Antoniou Inductance Simulation Circuit using Op Amp
3. To design a function generator using Op-amp amplifier .

List of Recent Equipments


Tie Points on Breadboard: 1685 nos (solderless) DC Power Supplies: +5V, 1A (fixed) +12V, 500 mA (fixed) -12V, 500 mA (fixed) +12V, 500 mA (variable) -12V, 500 mA (variable) AC Supply: 9V-0V-9V, 500mA Function Generator: Sine, Square, and Triangular functions Frequency range:1Hz to 100KHz In 5 steps (variable in between the steps) LCD Display for Voltage/Current/Frequency: Voltage range: +12V to -12V (DC) Measurement Current range: 0 to 500 mA (DC) Frequency range: DC to 100KHz (all with respect to ground) PC Interface: Acquisition from two analog input channels (max. input 1V) Continuity Tester: For testing the continuity (provided with beeper sound) Mains Supply: 110-220V ±10%, 50/60Hz3 Included Accessories: Breadboards (solderless) : 2 nos Connecting wires: 20 nos 2mm to 1mm patch cords: 8 nos 2mm to 2mm patch cords: 8 nos Mains cord: 1 no Interface cable (microphone pin) : 1 no Software: 1 no. Scope of Learning