Description
The Study of Logarithmic Amplifier Apparatus is a precision educational trainer designed to demonstrate the working principle and characteristics of a logarithmic amplifier using operational amplifiers. This apparatus enables students to understand how output voltage varies logarithmically with respect to input voltage, which is a crucial concept in analog signal processing and instrumentation.
Ideal for electronics laboratories, engineering colleges, polytechnic institutes, and technical training centers.
✅ Key Features
⚡ Logarithmic Amplifier Operation
Demonstrates logarithmic relationship between input and output voltage
Uses operational amplifier with diode/transistor feedback configuration
Helps understand exponential and logarithmic signal processing
🔌 Built-In Power Supply
Dual polarity regulated DC power supply
Stable and noise-free operation of op-amp circuits
Student-safe low-voltage design
📊 Accurate Measurement System
High-precision voltmeter terminals
Allows measurement of input and output voltages
Facilitates plotting of logarithmic transfer characteristics
🔧 Variable Input Arrangement
Adjustable input voltage control
Observe output response over a wide dynamic range
Helps verify logarithmic behavior practically
🧱 Educational Trainer Design
Clear printed circuit diagram on front panel
Well-labeled test points, switches, and terminals
Compact and rugged enclosure for long-term lab use
🛡 Safety & Reliability
Short-circuit protected operation
High-quality electronic components
Designed for continuous student experimentation
📘 Typical Applications
Study of logarithmic amplification
Understanding non-linear amplifier circuits
Signal compression and dynamic range control
Analog computation experiments
Electronics and instrumentation laboratory training
💡 Why Choose This Apparatus?
Provides hands-on understanding of logarithmic amplifiers
Accurate demonstration of non-linear amplifier behavior
Essential for analog electronics and instrumentation studies
Reliable, durable, and ideal for academic laboratories
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