TRANSISTOR PUSH-PULL AMPLIFIER | Class-B / Class-AB Power Amplifier Trainer Apparatus

Description

The Transistor Push-Pull Amplifier Apparatus is a precision educational trainer designed to study the working, efficiency, and output characteristics of push-pull amplifier circuits using bipolar junction transistors (BJTs). This apparatus demonstrates Class-B or Class-AB amplifier operation, crossover distortion reduction, and improved power efficiency—key concepts in audio and power amplifier design.
Ideal for electronics laboratories, physics labs, engineering colleges, polytechnic institutes, and technical training centers.
✅ Key Features
🔊 Push-Pull Amplifier Operation Study
Demonstrates push-pull action using two transistors
Study of Class-B / Class-AB amplifier operation
Understanding of signal amplification during positive and negative cycles
⚡ Built-In Regulated Power Supply
Stable dual DC power supply for amplifier operation
Ensures noise-free and reliable circuit performance
Safe low-voltage operation for student experiments
📈 Power Amplification & Efficiency Analysis
Measurement of input and output voltage
Study of output power and efficiency
Demonstrates reduction of crossover distortion
📊 Accurate Measurement Facilities
Provision for connecting voltmeter and CRO
Observation of input/output waveforms
Enables comparison between input signal and amplified output
🧱 Educational Trainer Design
Printed circuit diagram on front panel
Clearly labeled terminals, switches, and test points
Compact, rugged construction for repeated laboratory use
🛡 Safety & Reliability
Student-safe low-voltage design
Short-circuit and overload protection
High-quality components ensure long service life
📘 Typical Applications
Study of push-pull amplifier circuits
Class-B and Class-AB amplifier experiments
Power amplifier and audio amplifier training
Electronics and physics laboratory practicals
Engineering and diploma courses
💡 Why Choose This Apparatus?
Clear demonstration of push-pull amplifier working
Improved understanding of power amplification and efficiency
Essential apparatus for audio and power electronics education
Durable, accurate, and student-friendly design