Transistor Push Pull Amplifier / Transformer Coupled Amplifier

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Product Details:

Harmonic Distortion Less than 1.5%
Heatsink Aluminum, Integrated
Low Impedance 4 Ohm to 8 Ohm speakers compatible
Voltage 12 V DC
Material PCB, Metal Chassis, Plastic Knobs
Frequency (MHz) 0.02 to 0.03 (20 Hz to 30 kHz range equivalent)
Channels 2 (Stereo)
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Transistor Push Pull Amplifier / Transformer Coupled Amplifier Price And Quantity

Minimum Order Quantity 1 Unit

Output Connection Screw Terminals
Operating Temperature 0°C to 60°C
PCB Type Single Side, FR4
Mounting Type Chassis Mount
Cooling Passive Air
Input Connection RCA, Solder Pads
Application Audio Frequency Amplification, Laboratory, Project Use
Biasing Fixed Bias Class B
Protection Short Circuit and Overload Protected
Transistor Type NPN (2N3055 or equivalent)
Transformer Type Output Coupling, 8 Ohm Impedance Matching

Transistor Push Pull Amplifier / Transformer Coupled Amplifier Product Specifications

S/N Ratio > 60 dB
Frequency (MHz) 0.02 to 0.03 (20 Hz to 30 kHz range equivalent)
Channels 2 (Stereo)
Voltage 12 V DC
Noise Level Less than 3 dB
Color Black and Silver
Weight (kg) 0.18
Harmonic Distortion Less than 1.5%
Low Impedance 4 Ohm to 8 Ohm speakers compatible
Heatsink Aluminum, Integrated
Dimension (L*W*H) 120 mm x 80 mm x 50 mm
Input Signal Audio, 20 mV to 500 mV
Material PCB, Metal Chassis, Plastic Knobs
Power 1 W to 5 W output

Output Connection Screw Terminals
Operating Temperature 0°C to 60°C
PCB Type Single Side, FR4
Mounting Type Chassis Mount
Cooling Passive Air
Input Connection RCA, Solder Pads
Application Audio Frequency Amplification, Laboratory, Project Use
Biasing Fixed Bias Class B
Protection Short Circuit and Overload Protected
Transistor Type NPN (2N3055 or equivalent)
Transformer Type Output Coupling, 8 Ohm Impedance Matching

Transistor Push Pull Amplifier / Transformer Coupled Amplifier Trade Information

Supply Ability 5 Unit Per Week
Delivery Time 4-5 Days
Main Export Market(s) Australia, North America, South America, Eastern Europe, Western Europe, Middle East, Africa, Central America, Asia
Main Domestic Market All India

Product Description

Transistor Push Pull Amplifier / Transformer Coupled Amplifier

Objective : Study of Output Gain, Frequency Response of a Class B Push Pull Amplifier.

Features : Instrument comprises of DC Regulated Power Supply, Circuit diagram is printed, components mounted on the front panel.

High-Fidelity Audio Performance

This amplifier achieves crystal-clear audio reproduction with a signal-to-noise ratio exceeding 60 dB and noise levels under 3 dB. Supporting both 4 Ohm and 8 Ohm speakers, its ideal for laboratory analysis, project use, and general stereo audio amplification with a wide frequency response for full-spectrum sound.

Reliable and Safe Construction

The amplifier is constructed on a single-sided FR4 PCB with a black and silver metal chassis for enhanced durability. Integrated passive air cooling with aluminum heatsink ensures stable operation within 0C to 60C. Built-in short circuit and overload protection safeguards both the amplifier and connected devices.

Versatile Input and Output Connectivity

Equipped with RCA and solder pad inputs and screw terminal outputs, this amplifier easily integrates into existing audio setups. The chassis-mount design and compact footprint (120mm x 80mm x 50mm) make it convenient for installation in a variety of environments.

FAQs of Transistor Push Pull Amplifier / Transformer Coupled Amplifier:

Q: How do I connect input and output devices to the amplifier?

A: You can connect audio sources through RCA jacks or solder pads on the PCB. Loudspeakers are connected via the screw terminals provided, supporting 4 Ohm to 8 Ohm impedance for optimum sound quality.

Q: What types of applications is this amplifier suitable for?

A: This amplifier is ideal for audio frequency amplification in laboratory experiments, student projects, prototype development, and small-scale audio setups where reliable, clear sound reproduction is required.

Q: When should the amplifier be used with passive cooling?

A: The built-in aluminum heatsink and passive air cooling are adequate for most uses within the 1 W to 5 W output range. Ensure air circulation around the chassis, especially during extended high-power operation, to maintain the operating temperature between 0C and 60C.

Q: Where can I mount the amplifier?

A: This unit is designed for chassis mounting. Its compact size allows it to fit securely in instrument cases, audio racks, or lab setups. Use the provided mounting holes for safe and stable installation.

Q: What process does the amplifier use for signal amplification?

A: The amplifier operates in a push-pull Class B configuration using NPN power transistors and an output transformer for impedance matching, ensuring efficient amplification with minimal distortion.

Q: How does short circuit and overload protection benefit users?

A: The built-in protective features guard both the amplifier and connected speakers against accidental faults, preventing component damage and ensuring reliable operation during experiments or project use.

Q: What are the advantages of using an FR4 single side PCB and integrated aluminum heatsink?

A: An FR4 single side PCB provides mechanical strength and stability, while the integrated aluminum heatsink enhances passive cooling efficiency, contributing to longer component lifespan and consistent performance.

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