PHASE MODULATION & DEMODULATION | Communication Lab Training Module for Analog Phase Modulation Techniques

Description

The Phase Modulation & Demodulation Trainer is a comprehensive communication laboratory module designed to demonstrate the principles, generation, and recovery of Phase Modulated (PM) signals. This system enables clear understanding of phase variation with respect to the modulating signal and accurate demodulation for signal recovery.
Ideal for communication engineering labs, electronics laboratories, universities, engineering colleges, and technical training institutes.
✅ Key Features
📡 Phase Modulation Principle Demonstration
Generation of phase modulated signals using a carrier and modulating signal
Clear visualization of phase deviation proportional to message signal
Helps understand phase sensitivity and modulation index
🔄 Accurate Demodulation Circuit
Efficient PM demodulator for signal recovery
Faithful reproduction of original modulating signal
Enables comparison between modulated and demodulated waveforms
⚙ Built-In Signal Sources
Internal carrier generator with stable frequency
Internal modulating signal source (sine wave)
External signal input provision for advanced experiments
📊 Observation & Measurement Points
Multiple test points for monitoring signals
Easy CRO connectivity for waveform analysis
Enables study of phase shift, carrier, and recovered output
🧱 Educational Trainer Design
Printed block diagram and circuit schematic on front panel
Clearly labeled switches, connectors, and terminals
Compact, rugged enclosure for repeated student use
🛡 Safety & Reliability
Low-voltage, student-safe operation
Regulated power supply ensures stable performance
High-quality components for long-term laboratory usage
📘 Typical Applications
Study of phase modulation techniques
Understanding analog modulation methods
Comparison with AM and FM systems
Communication systems practical training
Engineering and diploma laboratory experiments
💡 Why Choose This Module?
Clear demonstration of PM generation and demodulation
Easy waveform observation and analysis
Essential training module for analog communication courses
Durable, accurate, and student-friendly design