Electronics and Communication Engineering

Laboratory

Electronic Lab

List of Experiments of Electronic Lab( BEC-151/251)
1.Study of Lab Equipment and Components: CRO, multimeter, and function generator, power supply- active, passive components, and breadboard.
2.P-N Junction diode: Characteristics of PN junction diode - static and dynamic resistance measurement from the graph.
3.Applications of PN Junction diode: Half & Full wave rectifier- Measurement of Vrms, Vdc, and ripple factor.
4.Characteristics of Zener diode: V-I characteristics of Zener diode, graphical measurement of forward and reverse resistance.
5.Characteristics of Photodiode: V-I characteristics of photodiode, graphical measurement of forward and reverse resistance.
6.Characteristics of Solar cell: V-I characteristics of solar cell, graphical measurement of forward and reverse resistance.
7.Application of Zener diode: Zener diode as the voltage regulator. Measurement of percentage regulation by varying load resistors.
8.Characteristic of BJT: 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.
9.To study Operational Amplifier as Adder and Subtractor.
10.Verification of Truth Table of Various Logic Gate.
11.Implementation of the given Boolean function using logic gates in both SOP and POS forms Various Logic Gate.

Electronic Devices Lab

List of Experiments of Electronic Devices Lab( BEC-351)
1.Study of Lab Equipment and Components: CRO, multimeter, and function generator, power supply- active, passive components, and breadboard.
2.P-N Junction diode: Characteristics of PN junction diode - static and dynamic resistance measurement from the graph.
3.Applications of PN Junction diode: Half & Full wave rectifier- Measurement of Vrms, Vdc, and ripple factor.
4.Characteristics of Zener diode: V-I characteristics of Zener diode, graphical measurement of forward and reverse resistance.
5.Characteristics of Photodiode: V-I characteristics of photodiode, graphical measurement of forward and reverse resistance.
6.Characteristics of Solar cell: V-I characteristics of solar cell, graphical measurement of forward and reverse resistance.
7. Application of Zener diode: Zener diode as a voltage regulator. Measurement of percentage regulation by varying load resistors.
8.Characteristic of BJT: 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.
9.Field Effect Transistors: Single stage common source FET amplifier –plot of gain in dB Vs frequency, measurement of, bandwidth, input impedance, maximum signal handling capacity (MSHC) of an amplifier.
10. Metal Oxide Semiconductor Field Effect Transistors: Single stage MOSFET amplifier –plot of gain in dB Vs frequency, measurement of, bandwidth, input impedance, maximum signal handling capacity (MSHC) of an amplifier.
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.

Digital System Design Lab

List of Experiments of Digital System Design Lab ( BEC-352)
1.Introduction to digital electronics lab- nomenclature of digital ICs, specifications, study of the data sheet, Concept of Vcc and ground, verification of the truth tables of logic gates using TTL.
2.Implementation of the given Boolean function using logic gates in both SOP and POS forms.
3.Verification of state tables of RS, JK, T, and D flip-flops using NAND & NOR gates.
4.Implementation and verification of Decoder using logic gates.
5.Implementation and verification of Encoder using logic gates.
6.Implementation of 4:1 multiplexer using logic gates.
7.Implementation of 1:4 demultiplexer using logic gates.
8.Implementation of 4-bit parallel adder using 7483 IC.
9.Design, and verify the 4-bit synchronous counter.
10.Design, and verify the 4-bit asynchronous counter.
11. Implementation of Mini Project using digital integrated circuits and other components.

Signal and System Lab

List of Experiments of Signal and System Lab(BEC-453)
1.Introduction to MATLAB a. To define and use variables and functions in MATLAB. b. To define and use Vectors and Matrices in MATLAB. c. To study various MATLAB arithmetic operators and mathematical functions. d. To create and use m-files.
2. Basic plotting of signals a. To study various MATLAB commands for creating two- and three-dimensional plots. i. Step Function ii. Impulse Function iii. Exponential Function iv. Ramp Function v. Sine Function
3. Time and Amplitude transformations Write a MATLAB program to perform amplitude-scaling, time-scaling, and time-shifting on a given signal.
4.Convolution of given signals Write a MATLAB program to obtain linear convolution of the given sequences.
5. Autocorrelation and Cross-correlation a. Write a MATLAB program to compute the autocorrelation of a sequence x(n) and verify the property. b. Write a MATLAB program to compute the cross-correlation of sequences x(n) and y(n) and verify the property.
6.Fourier Series and Gibbs Phenomenon a. To calculate Fourier series coefficients associated with Square Wave. b. To Sum the first 10 terms and plot the Fourier series as a function of time. c. To Sum the first 50 terms and plot the Fourier series as a function of time.
7. Calculating transforms using MATLAB a. Calculate and plot the Fourier transform of a given signal. b. Calculate and plot the Z-transform of a given signal.
8. Impulse response and Step response of a given system a. Write a MATLAB program to find the impulse response and step response of a system from its difference equation. b. Compute and plot the response of a given system to a given input.
9. Pole-zero diagram and bode diagram a. Write a MATLAB program to find the pole-zero diagram, and bode diagram of a given system from the given system function. b. Write a MATLAB program to find, a bode diagram of a given system from the given system function.
10. Frequency response of a system Write a MATLAB program to plot the magnitude and phase response of a given system.
11. Checking linearity/non-linearity of a system using SIMULINK a. Build a system that amplifies a sine wave by a factor of two. b. Test the linearity of this system using SIMULINK.

Communication Lab

List of Experiments of Communication Lab(BEC-451)
1.To study DSB/ SSB amplitude modulation & determine its modulation factor & power in side bands.
2.To study amplitude demodulation by linear diode detector.
3.To study frequency modulation and determine its modulation factor.
4.To study sampling and reconstruction of pulse amplitude modulation system.
5. To study pulse amplitude modulation : i. Using the switching method ii. By sample and hold circuit
6. To demodulate the obtained PAM signal by 2nd order LPF.
7. Study of amplitude shift keying modulator and demodulator.
8.Study of frequency shift keying modulator and demodulator.
9.Study of phase shift keying modulator and demodulator.
10.To study delta modulation and demodulation techniques.
11.To study pulse code modulation and demodulation technique.

Integrated Circuit Lab

List of Experiments of Integrated Circuit Lab (BEC-451)
1. Design the following using Op-Amp: (a) A unity gain amplifier. (b) An inverting amplifier with a gain of “A”. c) A non-inverting amplifier with a gain of “A”.
2. Study and design Log and antilog amplifiers.
3. Voltage to current and current to voltage converters.
4. Second-order filters using the operational amplifier for: (a) Low pass filter of cutoff frequency 1 KHz. (b) High pass filter of frequency 12 KHz.
5. Realization of Bandpass filter with a unit gain of passband from 1 KHz to 12 KHz.
6.Study and design voltage comparator and zero crossing detectors.
7. Function generator using an operational amplifier (sine, triangular & square wave).
8. Design and construct an astable multivibrator using IC 555 and (a) Plot the output waveform. (b) Measure the frequency of oscillation.
9. Design and construct a monostable multivibrator using IC 555 and (a) Plot the output waveform (b) Measure the time delay
10. Implement Schmitt Trigger Circuit using IC 555.
11. Implement a voltage-controlled oscillator using IC566 and plot the waveform.

Microprosessor & Microcontroller Lab

List of Experiments of Microprosessor & Microcontroller Lab( KEC-551)
1. Write a program using 8085 Microprocessor for Decimal and hexadecimal addition and subtraction of two Numbers. (Through Virtual Lab Link)
2.Write a program using an 8085 Microprocessor for the addition and subtraction of two BCD numbers.
3.To perform multiplication and division of two 8-bit numbers using 8085. (Through Virtual Lab)
4.To convert a given Hexadecimal number into its equivalent ASCII number and vice versa using the 8086 instruction set.
5.To interface 8253 programmable interval timer and verify the operation of 8253 in six different modes.
6.To write a program to initiate 8251 and to check the transmission and reception of characters.
7. Serial communication between two 8085 through RS-232 C port.
8. Write a program for Flashing LED connected to port 1 of the 8051 Micro Controller.
9. Write a program to generate a 10 kHz square wave using 8051.
10.Write a program for temperature & display on an intelligent LCD display.

VLSI Design Lab

List of Experiments of VLSI Design Lab( KEC-751B)
1. Design and analysis of basic logic Gates: AND, OR, NOT, NAND, NOR, XOR, XNOR
2. Design and implementation of Half adder and Full adder using CMOS logic.
3.To simulate the schematic of the common drain amplifier.
4.To simulate the schematic of the differential amplifier.
5.To simulate the schematic of the operational amplifier.
6. Design of 3-8 decoders using MOS technology.
7. Design a 4:1 Multiplexer.
8. Design and implementation of Flip flop circuit.
9. Layout design of PMOS, NMOS transistors
10. Layout design of CMOS inverter and its analysis.