Communication Laboratory
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Overview
In this laboratory, students are trained in constructing circuits for analog and digital modulations. The concepts of all types of modulation & demodulation, and recent communication techniques are demonstrated using available hardware and Software Defined Radio (SDR) tools.
The lab is well equipped with 200MHz Digital Storage Oscilloscopes, Arbitrary function generators, Pulse generators, communication trainer kits, and various measurement instruments to provide comprehensive hands-on experience in communication systems.
Lab Equipment
Communication Trainers
- Analog Communication System Trainer (Model: CM2, CM3, CM4, CM6, CM7)
- Digital Communication Training System (Model: Wicomm T)
- Software Defined Radio (Model: B210)
Measurement Instruments
- 200MHz 4-channel Oscilloscope (Model: SDS 2204X)
- 30MHz Dual Channel DDS Function Generator (Model: MFG-2230M)
- 4½ Hand Held DMM (Model: DM-87)
- LCR Meter (Model: 914)
Power & Testing
- Quad Output DC Regulated Power Supply (Model: GPE4323)
- Triple DC Regulated Power Supply (Model: PSD3304)
- Universal IC tester (Model: DICT-03)
Digital Communication Lab
Course Description & Objectives
This course provides deep practical knowledge of digital communication systems, helping students understand the logical, analytical, and mathematical background. Focus areas include:
- TDM and Pulse modulations
- Digital modulation techniques
- Sampling and reconstruction
- Source and Error-control coding
- Error performance analysis
Course Outcomes
- Analyze digital design performance in communication systems
- Implement modulation/demodulation techniques
- Perform time and frequency domain analysis
- Utilize MATLAB tools for analysis
- Evaluate system performance with noise
Analog Communication Lab
Course Description & Objectives
This course familiarizes students with analog communication systems through experiments, reinforcing theoretical knowledge with practical implementation of:
- Amplitude Modulation (AM)
- Frequency Modulation (FM)
- Phase Modulation (PM)
- Pulse Modulation techniques
Course Outcomes
- Design AM/FM modulation circuits
- Implement PAM, PPM, PWM techniques
- Sample analog signals and demodulate them
- Analyze transmitter/receiver circuits
- Compare analog system advantages/limitations
