Basic Electrical / Electronic Circuit Lab

This laboratory system is designed for learning electrical, electronic, and digital logic circuits. It is suitable for students in electrical, mechanical, automotive, civil, and electronics engineering disciplines.
The system integrates all essential equipment required for circuit experiments, including power supplies, signal generators, and measuring instruments. Learning topics are organized into modular units, allowing flexible selection based on course requirements.
It provides a complete platform for beginners to understand and practice electrical and electronic circuit concepts effectively.

Main Unit :
DC Power Supply :

• Output voltage: °5V, °12V

• Protection: Overload protection
  AC Power Supply :

• Output voltage: 9V–0–9V

• Protection: Overload protection
  Signal Generator :

• Frequency range: 1 Hz to 100 kHz (adjustable)

• Waveforms: Sine, square, triangle

• Pulse output: TTL level

Function Generator :

• Waveforms: Sine, square
• Frequency range: 1 Hz to 100 kHz

Output amplitude:

• –18 V peak-to-peak (open circuit)
• –9 V peak-to-peak (with load)

Measuring Instruments :

• 3° digit digital voltmeter and ammeter
• DC voltage range: 2V, 20V
• Accuracy: °0.3% of reading + 1 digit
• DC current range: 200 °A, 200 mA
• Accuracy: °0.3% + 1 digit

Galvanometer :

• Accuracy class: 2.5

Additional Components :

• LED indicators (10 LEDs for logic state display)
• 7-segment digital display with decoder and input switches
• Breadboard (1680 tie points) for circuit prototyping

Module Categories

Basic Electricity Modules :

• Basic electrical devices
• Fundamental electricity experiments
• Sensor-based experiments

Electronic Circuit Modules :

• Diode, clipping, and clamping circuits
• Rectifier, differentiator, and integrator circuits
• Transistor amplifier circuits
• Multistage amplifier circuits
• Field-effect transistor circuits
• Operational amplifier circuits (multiple configurations)

Digital Logic Modules :

• Combination logic circuits
• Sequential logic circuits

Motor Control Modules (Optional) :

• Low voltage control systems
• Single-phase motor modules
• Capacitor motor systems
• Supporting transformer module

Experiments

Basic Electricity :

• Electrical measurements
• Potentiometer characteristics
• DC and AC voltage/current measurement
• Resistance measurement
• Kirchhoff–s laws
• Wheatstone bridge
• Maximum power transfer theorem
• Circuit analysis (DC and AC)
• RC, RL, RLC circuits
• Series-parallel circuits
• Transient response and time constants

Electronic Circuits :

• Diode and Zener diode characteristics
• LED and photodiode characteristics
• Rectifier circuits
• Clipping and clamping circuits
• RC integrator and differentiator
• Transistor characteristics
• Amplifier configurations (CE, CB, CC)
• FET and MOSFET circuits
• Feedback amplifiers

Digital Logic :

• Logic gates (AND, OR, NOT, NAND, NOR, XOR)
• Logic gate applications
• Boolean algebra
• Karnaugh maps
• Flip-flops (RS, JK, D, T)
• Counters and shift registers
• Multiplexers and demultiplexers
• Adders and subtractors
• Encoders and decoders

Motor Experiments (Optional) :

• Motor control circuits
• Forward and reverse operation
• Speed control
• Overload protection

Virtual Laboratory (V-LAB) :

• 3D interactive virtual lab environment
• Measurement tools including digital multimeter and oscilloscope
• Virtual breadboard for circuit simulation
• Experiment playback and recording
• Data saving functionality

Computer-Based Training :

• Built-in circuit simulation
• Fault simulation capability
• Comparison between simulated and actual results
• Support for virtual instruments

System Requirements for Virtual Lab :

• Operating System: Windows 10 or later
• Processor: Equivalent to modern multi-core processor
• Memory: 8 GB RAM or higher
• Storage: Solid-state drive recommended
• Graphics: Dedicated graphics support recommended

• Suitable for learning electrical, electronic, and digital logic circuit design
• Integrated system with power supply, signal generator, and measurement units
• All supply units include overload protection
• Modular structure allowing selection of required experiment modules
• Supports computer-based and virtual training
• Suitable for beginners and foundational learning