Course Details

Subject {L-T-P / C} : EC3710 : Electronics Circuit Design Laboratory { 0-0-2 / 1}

Subject Nature : Practical

Coordinator : Prof. Ajit Kumar Sahoo

Syllabus

1. Design and implementation of four phase oscillator using the operational amplifier
a. Design the circuit parameters.
b. Measure and draw the phase shift between four outputs with frequency.
2. Design a Differential Amplifier using Transistor
a. Determine the DC biasing condition,
b. Common Mode gain (Ac.m),
c. Different Mode Gain (Ad.m),
d. C.M.R.R, Frequency response.
3. Design the circuit and measure following important parameters of Operational Amplifier .
1) Open loop gain
2) Bandwidth
3) Common Mode Rejection Ratio (CMRR)
4) Slew rate
5) Input impedance
6) Output Impedance
Compare all the results with IC Datasheet.
4. Design the following active filters (Butterworth Design):
1) Low pass filter of second order
2) High pass filter of second order
Object:-
a. Design the all active filter.
b. Calculate the cut off Frequency of each types.
c. Measure the Cut-off frequency, Gain and Bandwidth.
5. Design the following oscillators for a desired frequency:
1) RC phase shift/Wein bridge oscillator
2) LC phase shift/Hartley oscillator
Object:-
a. Design the circuit diagram.
b. Calculate the output frequency (fo) and compare with practical value.
c. Measure the output voltage (Vo) and oscillated output frequency (fo).
6. Design 4-bit R-2R ladder network DAC using operational amplifier.
Object:-
a. Measure the DC output voltage for each combination of binary input.
b. Demonstrate the digital input and output using LED.
c. Draw the D/A transfer curve.
d. Find its resolution a. Bit Level b. Voltage level
7. Design a 2-stage RC coupled BJT amplifier for a gain > 200, and bandwidth in audio range
a. Show all the calculation related to amplifier design
b. Measure the DC biasing voltage
c. Determine the voltage gain and bandwidth
8. Design an amplifier using MOSFET (BS170–N–Channel Enhancement Mode)
Object:-
a. Design the circuit diagram
b. Measure the DC Bias condition
c. Measure the AC gain, Signal handling capacity
d. Measure the Bandwidth
9. Design a power regulation circuit by PWM Technique using MOSFET.
a. Design the circuit diagram using IC555 Timer
b. Measure the pulse frequency and amplitude
c. Measure the pulse width (Duty Cycle) 10% to 90%
d. Measure the output variable DC voltage w.r.t. pulse Duty Cycle.
10. Design an Active Filter (1st order) and to study their frequency response
1) Low pass
2) High pass
3) Band pass
4) Band stop
Object:-
a. Design the all Active filter
b. Calculate the Lower cut-off and Higher cut-off frequency of each type
c. Calculate the Gain and Bandwidth

Course Objectives

Course Outcomes

1. Able to familiarize with different electronic circuits. <br />2. Able to design active and passive filters. <br />3. Able to design oscillators and amplifiers.

Essential Reading

Supplementary Reading