Description
The Study of Instrumentation Amplifier Apparatus is a high-accuracy educational trainer designed to demonstrate the working principle, characteristics, and applications of instrumentation amplifiers used for precise low-level signal amplification. This apparatus helps students understand high input impedance, high CMRR, gain control, and noise rejection—key requirements in biomedical and industrial signal processing.
Ideal for electronics laboratories, physics labs, engineering colleges, polytechnic institutes, and technical training centers.
✅ Key Features
⚡ Comprehensive Instrumentation Amplifier Study
Demonstrates working of instrumentation amplifier using operational amplifiers
Study of differential signal amplification
Analysis of gain, accuracy, and signal conditioning performance
🔌 Built-In Regulated Power Supply
Stable dual DC power supply for op-amp operation
Enables safe and reliable experimentation
Ensures low noise and stable output
📊 Accurate Measurement & Observation
Measurement of input differential voltage and output voltage
Study of common-mode rejection ratio (CMRR)
Observation of noise rejection capability
🔧 Variable Gain Control
Adjustable gain using external resistor arrangement
Helps analyze gain dependency and sensitivity
Demonstrates precision amplification of low-level signals
🧱 Educational Trainer Design
Printed circuit diagram on front panel
Clearly labeled test points, terminals, and controls
Compact, rugged enclosure for long-term laboratory use
🛡 Safety & Reliability
Low-voltage, student-safe operation
Short-circuit and overload protection
High-quality components ensure durability and accuracy
📘 Typical Applications
Study of instrumentation amplifier principles
Biomedical signal amplification (ECG, sensors – concept study)
Industrial and sensor signal conditioning
Electronics and instrumentation laboratory training
Engineering and diploma practical courses
💡 Why Choose This Apparatus?
Provides clear understanding of precision amplification
Demonstrates high CMRR and low noise operation
Essential trainer for instrumentation and analog electronics
Accurate, durable, and ideal for academic laboratories
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