Electronics Engineering Lab

Er. Amit Kumar
Lab Area: 990 Sqfeet
Room Number: EC 109

Lab Faculty: Er. Sonmati Verma

Lab Assistant: Mr. Kunwar Singh

Lab Staff: Mr. Ram Gopal

Courses Covered

  • KEC 351-Electronics Devices Lab
  • KEC 353/ EC 354-Network Analysis & Synthesis Lab
  • REC 352-Electronics Devices & Circuits Lab
  • REC 359/ EC 359-Electronics Lab
  • EC 351-Electronics Device Lab

List Of Experiments


1. To study the Lab Equipments and Components of CRO, Multimeter, and Function Generator,
Power supply- Active, Passive Components and Bread Board.
2. To verify the forward and backward characteristics of PN Junction.
3. To verify the forward and reverse V-I characteristics of zener diode.
4. To verify the characteristics Half & Full wave rectifier with and without ripple-Measurement of
Vrms, Vdc, and ripple factor.
5. To study the Zener diode work as a voltage regulator and also measure the percentage
regulation by varying load resistor.
6. To verify the input and output characteristic of BJT in CE configuration.
7. To verify the forward and transfer characteristic of the Single stage Common source FET
8. To measure the output voltage for Op-amp as summing amplifier, Difference amplifier,
Integrator and differentiator.
9. To measure the parameter of operational amplifier such as Common Mode Gain, Differential
Mode Gain, CMRR, Slew Rate.
10. To design, contract and test the Wien bridge oscillator.

1. To design, contract and test the RC phase shift oscillator.
2. To verify the characteristics of Voltage to current convertors using operational amplifier.
3. To Design and test the characteristics of the unity gain amplifier.

List of recent equipments


50MHz Digital Storage Oscilloscope It should have following features:Bandwidth 50MHz, Real-time Sampling Rate 500 MSa/s, Equivalent Sampling Rate 50GSa/s., Memory Depth: 32Kpts, Trigger types: Edge, Pulse width, Video, Slope, Alternative, Unique Digital Filter function and Waveform Recorder function, Support pass/fail function., 32 parameters Auto Measure function, Save/recall types: Setups, Waveforms, CSV file, Picture, Waveform Intensity and grid brightness can be adjusted, Nationwide Service, Standard configuration port:USB Host: Support USB flash driver save/recall function and update firmware, USB Device: Support PictBridge compatible printer and support PC remote control, RS232, Pass/Fail Output, It should have following Technical Specifications:Bandwidth :50MHz,

Realtime Sample Rate:500MSa/s (Single Channel), Equivalent Sample Rate 50GSa/s, Number of Channels :2 CH +1 Ext, Memory Depth : 32Kpts (Single Channel), Acquisition Modes:Normal/Average/Peak Detect, Average:Selectable from 4 to 256, Vertical Sensitivity : 2mV/div - 10V/div, Vertical Resolution :8 bits, Input Impedance:1 MW ±2% II 17 pF ±3 pF,

Input Coupling :       DC, AC and GND, Maximum Input Voltage            : ±400Vpp,

Trigger Sources:       CH1, CH2, Ext, Ext /5, AC Line, Trigger Modes Auto, Normal, Single,

Trigger Type :Edge, Pulse Width, Slope, Video, Alternate, Auto Measure:FOV Shoot, RPRE Shoot, FPRE Shoot, Rise time, Fall time, Freq, Period, Vpp, Vmax, Vmin, Vamp, Vtop, Vbase, Vavg, Mean, Crms, Vrms, ROVShoot, + Wid, -Wid, +Dut, -Dut, BWid, Phase, FRR, FRF, FFR, FFF, LRR, LRF, LFR, LFF Cursor Measure             :Manual, Track and Auto measure,                                                                           mode Maths :+, – , ×, /, FFT, Waveform Interpolation :Sin x/x, Linear, Storage       :Internal:2 reference waveforms,  20 waveforms and 20 Setups USB : BMP, CSV, Waveforms, Setups,

Communication Port :USB Host, USB Device, RS232, Pass/Fail, Sample Types      :Real Time and Equivalent Time, FFT:Window: Hanning, Hamming, Blackman, Rectangular, Measure Display Modes :Main, Window, Window Zoom, Scan, X-Y, Menu Display :2 sec, 5 sec, 10 sec, 20 sec, Infinite, Display :7 inch TFT Color LCD Display, Power :100 - 240V AC, 50VA Max,

Accessories :1:1/10:1 Probe (2 pcs), Power Cord, USB Cable, Easy , Scope Software,  Warranty at least 3 – years


A complete system to study the diode characteristics, Forward and reverse characteristics experiment can be performed on this trainer kit, Silicon, Zener and Germanium diode are provided with this system, Inbuilt Ammeter and Voltmeter are provided, Digital display for displaying voltage and current, Different test points are provided, On Board DC power supply: +12V DC, Ammeter Range: 1μA to 200mA, Display: 3½ digit, Voltmeter Range : 1mV to 200V, Display : 3½ digit, Mains power : 230V AC ±10%,


Real time appearance of components, Test points are provided in different sections of power supply, Designed by considering all the safety standards, Provided with a briefly described manual, Low cost trainer including many experiments, Transformer Rating : 9 V center tapped (300 mA) approx., Mains Supply: 230 V, ±10%, 50 Hz, Half wave Rectifier output: + 4 V DC approx., Center-Trapped Rectifier: +8 V DC approx., Bridge Rectifier Output: + 8 V DC approx., Filter: LC Type, Load: Resistive 220 W,


In-built Ammeter and Voltmeter are provided, On board DC power supplies are provided, Digital display for displaying voltage and current, Different test points are provided, Three important characteristics of a Transistor on this board: Input characteristic, Output characteristic, Constant current transfer characteristic, A complete system to study the Transistor characteristics, DC power supply: +5 V, -5 V+12 V, -12 V, Transister: BC548, 2N3906, Ammeter Range: 1μA to 200 mA, Display : 3½ digit, Voltmeter Range: 1mV to 200 V, Display: 3½ digit, Mains: 230 V AC ±10%,


Easy illustration of multistage amplifier and emitter follower, In-built sine wave generator with variable frequency and amplitude, In- built DC power supply, Manual, DC power supply : +12V, +5V, Fuse :500mA, slow blow, Sine wave generator, Frequency 10Hz - 100KHz ±10%, Amplitude:0 to 5Vpp, Mains supply:230 V ±10%, 50 Hz,


Generalized design, Standalone operation, Inbuilt fixed and variable power supply, Toggle switch for selection of variable power supply, Inbuilt Ammeter and Voltmeter, Bread board, Resistance bank, 10 turn potentiometer, Learning Material CD, Mains Supply:90-230V, 50Hz, DC Fixed Power Supply:-5V, +15V, +35V, DC Variable Power Supply :1.5V to 14 V, 1.5V to 34V, Voltmeter:0-200V, Ammeter: 0-200mA, Bread Board Distribution strips:2, Distribution holes:200, Terminal Strips:1, Terminal holes:640, Resistor Bank: M.F.R. 100E 1W (3 Nos.), M.F.R. 470E 1W (3 Nos.), M.F.R. 1K 1W(3 Nos.), Variable Resistances: 5 KΩ Ten turn Potentiometer (1 No.), 10 KΩ Ten turn Potentiometer (1 No.), 5 KΩ Single turn Potentiometer (1 No.), Fuse :500 mA, slow blow,


Comprehensive portable platform to perform over 15 experiments, In-built power supply, Breadboard, In-built function generator, Compact design, Mains power supply: 90 - 270V ±10%, 50Hz (SMPS), Fixed DC power supply :+12V, Regulated, -12V, Regulated, +5V, Regulated, -5V, Regulated, Variable DC power supply: +1.5V to +10V Regulated using, LM317, -1.5V to -10V Regulated using : LM337, Function Generator: Sine Wave-Frequency:1KHz to 100KHz, Frequency Control: 100KV, 10 turn Potentiometer, Amplitude :0V to 5Vpp, Amplitude Control:             100KV, Single turn Potentiometer, Triangular Wave-Frequency :1KHz to 100KHz, Frequency Control:100KV, 10 turn Potentiometer, Amplitude:0V to 5Vpp, Amplitude Control: 100KV, Single turn Potentiometer, Square Wave-Frequency:1KHz to 100KHz, Frequency Control:100KV, 10 turn Potentiometer, Amplitude: 5Vpp, fixed, Bread Board- Distribution strips:2, Distribution holes:200, Terminal holes :      640, Op-amp: IC uA741 (2 Nos.), :  All pins terminated on 2 mm, Banana Sockets, Supply Voltage:±22V max., Differential Input Voltage: ±30V max., Input Voltage :±15V max., Slew Rate :0.5 V/μs (VCC = ±15V), Resistor Bank- SMD Resistance 1KΩ 1% 1/4W (5 Nos.), SMD Resistance 10KΩ 1% 1/4W (5 Nos.), SMD Resistance 100KΩ 1% 1/4W (5 Nos.), Diode :Diode 1N 4007, Capacitor Bank :Electrolyte Cap. 1mf/63V, Disc cap. 1nf/63V, Disc cap. 10nf/63V, Disc cap. 100nf/63V, Variable Resistance bank-1KΩ Single turn Potentiometer (2 Nos.), 10KΩ Single turn Potentiometer (2 Nos.), 100KΩ Single turn Potentiometer (2 Nos.), 1MΩ Single turn Potentiometer (2 Nos.), Fuse : 500mA, slow blow,