
3e Audio A5 Class D Stereo Power Amplifier
Key Features
- Working method: Class D
- Output power: 100W X 2 @ 8 Ohms
- Total Harmonic Distortion: 0.0003%
- Dynamic Range :> 123dB
- Frequency response: 20Hz–35KHz
- Input: RCA /LXLR
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Specification
Amplifier
Amplifier Class
Class D
Power Chip/IC
TPA Series
Output Impedance
4-8 Ohms
Input Voltage
12V-36V DC
Colour
Black
Description
3e Audio A5 Class D Stereo Power Amplifier Price in Bangladesh
3e Audio 3e Audio A5 Class D Stereo Power Amplifier is a high-performance HiFi power amplifier designed for audiophiles, home audio enthusiasts, and professional listeners who demand exceptional sound quality with ultra-low distortion and powerful output performance. At Audio Phonic, we provide original 3e Audio amplifiers in Bangladesh for users looking for premium Class D amplification technology with balanced audio input support and advanced engineering.
The 3e Audio A5 is powered by dual TI TPA3251 amplifier chips combined with premium OPA1656 operational amplifiers and advanced PFFB technology. This combination delivers extremely clean sound reproduction, high dynamic range, and impressive output power suitable for both bookshelf speakers and demanding floor-standing speakers.
With support for RCA and balanced XLR/TRS inputs, audiophile-grade internal components, and powerful stereo output capability, the 3e Audio A5 becomes an excellent solution for modern HiFi systems, desktop audio setups, and professional listening environments.
Premium Class D Stereo Power Amplifier
The 3e Audio A5 is a dedicated Class D stereo power amplifier engineered to provide high efficiency and premium audio quality.
Class D amplifier technology has become increasingly popular among audiophiles because of its ability to deliver:
Higher Power Efficiency
The amplifier converts electrical power more efficiently while reducing unnecessary heat generation.
Compact Design
Modern Class D amplification allows powerful output in a smaller chassis.
Cleaner Audio Performance
Advanced amplifier architecture helps reduce distortion and improve clarity.
Better Dynamic Response
Fast signal processing creates tighter bass and more accurate transient performance.
The 3e Audio A5 combines all these advantages into a highly refined and audiophile-focused amplifier design.
Dual TI TPA3251 Amplifier Chips
The amplifier uses two Texas Instruments TPA3251 amplifier chips.
These advanced Class D amplifier chips are highly respected in the HiFi audio community for their outstanding audio quality and efficiency.
Benefits of TPA3251 Amplifier Chips
Extremely Low Distortion
The amplifier maintains highly accurate sound reproduction with minimal coloration.
Powerful Output Capability
Capable of driving a wide variety of speakers with excellent control.
Improved Audio Transparency
Listeners can hear more musical detail and instrument separation.
Better Bass Performance
Provides tight, controlled, and dynamic low-frequency response.
The dual-chip design helps maximize stereo performance and channel consistency.
Premium OPA1656 Operational Amplifiers
The 3e Audio A5 uses dual OPA1656 operational amplifiers for signal processing.
The OPA1656 is widely recognized for:
Ultra-Low Noise Performance
Reduces background hiss and interference.
High Audio Transparency
Preserves natural musical detail and tonal accuracy.
Excellent Dynamic Range
Improves clarity across the full frequency spectrum.
Audiophile Sound Quality
Provides a smoother and more refined listening experience.
These premium operational amplifiers contribute significantly to the amplifier’s clean and detailed sound signature.
Advanced PFFB Structure Technology
The amplifier features PFFB architecture, also known as Post Filter Feedback technology.
Better Frequency Stability
PFFB helps maintain consistent sound quality across different speaker loads.
Improved Speaker Compatibility
Works effectively with a wide range of speaker impedance levels.
Lower Distortion
Enhances overall sound purity and tonal balance.
More Accurate Audio Reproduction
Improves control and precision throughout the audio spectrum.
PFFB technology is an important feature that enhances the overall performance of modern Class D amplifiers.
Flexible Input Connectivity Options
The 3e Audio A5 supports multiple audio input methods for versatile system integration.
Single-Ended RCA Input
Perfect for DACs, CD players, streamers, and traditional audio sources.
Balanced XLR / 6.35mm Combo Input
Provides professional-grade balanced audio connection for cleaner signal transmission.
Balanced input support is highly valuable for advanced HiFi systems and professional audio environments.
Benefits of Balanced XLR Input
The balanced XLR input provides several important advantages.
Lower Noise Interference
Balanced connections help eliminate unwanted electrical noise.
Better Signal Quality
Improves audio clarity over longer cable distances.
Enhanced Dynamic Range
Maintains cleaner signal integrity for high-performance systems.
Professional Audio Compatibility
Works perfectly with professional DACs and audio processors.
For serious audiophiles and studio users, balanced connectivity is a major advantage.
Outstanding Audio Performance Specifications
The technical specifications of the 3e Audio A5 demonstrate its premium engineering quality.
Extremely Low THD+N
The amplifier achieves distortion levels as low as:
RCA Input
0.0004% @ 4Ω
0.0005% @ 8Ω
XLR Input
0.0004% @ 4Ω
0.0003% @ 8Ω
This ultra-low distortion ensures exceptionally clean and transparent sound reproduction.
High Signal-to-Noise Ratio
RCA Input
123dB
XLR Input
125dB
The high SNR provides a quieter audio background and greater detail retrieval.
Excellent Dynamic Range
Dynamic range reaches up to 125dB for highly expressive and realistic music playback.
Wide Frequency Response
20Hz–35KHz frequency response ensures accurate reproduction across the full audio spectrum.
These specifications place the 3e Audio A5 among serious audiophile-grade amplifiers.
Powerful Stereo Output Performance
The 3e Audio A5 delivers impressive power output suitable for demanding speaker systems.
Output Power at 4 Ohms
1% THD+N
2 × 150W
10% THD+N
2 × 180W
Output Power at 8 Ohms
1% THD+N
2 × 80W
10% THD+N
2 × 100W
This strong power capability allows the amplifier to drive:
Bookshelf Speakers
Excellent control and clarity for compact speakers.
Floor-Standing Speakers
Enough power for larger HiFi systems.
Desktop Audio Systems
Clean and dynamic performance for near-field listening.
Home HiFi Systems
Ideal for premium stereo music playback.
The amplifier’s output performance makes it highly versatile for different speaker setups.
Excellent Channel Separation and Crosstalk Performance
The 3e Audio A5 offers excellent stereo imaging performance.
Channel Separation
Improved stereo accuracy and soundstage positioning.
Crosstalk Performance
RCA Input
-100dB
XLR Input
-110dB
Lower crosstalk helps preserve stereo detail and instrument separation.
This results in a more immersive and realistic listening experience.
Clean and Quiet Audio Background
The amplifier delivers extremely low noise performance.
Noise Levels
RCA Input
Below 15uVrms
XLR Input
Below 13uVrms
Low noise performance allows listeners to enjoy subtle musical details without unwanted hiss or interference.
This is especially important for sensitive speakers and high-resolution audio playback systems.
Adjustable Gain Options
The amplifier includes multiple gain settings for improved system matching.
RCA Gain
23dB / 26dB
XLR Gain
17dB
This flexibility allows users to optimize amplifier performance with different source devices and speaker systems.
Compatible with Various Speaker Impedance Levels
The 3e Audio A5 supports speakers with impedance from 2Ω to 16Ω.
Better Speaker Compatibility
Suitable for a wide variety of modern speakers.
Stable Performance
Maintains reliable operation across different speaker loads.
Flexible System Building
Ideal for custom HiFi audio systems.
This broad compatibility increases the amplifier’s versatility.
Efficient Power Consumption
The amplifier is designed for energy-efficient operation.
Power Consumption
OFF Mode
Less than 0.2W
ON Without Audio
8W
The efficient Class D design helps reduce unnecessary power usage while maintaining high-performance output capability.
Compact and Minimalist Design
Despite its powerful performance, the 3e Audio A5 maintains a compact form factor.
Dimensions
170 × 168 × 46 mm
Weight
1 KG
The compact chassis makes it suitable for:
Desktop Audio Systems
Space-saving setup for computer audio.
Home Entertainment Systems
Easy placement on shelves and racks.
Minimalist HiFi Environments
Clean and modern appearance.
Its compact design is ideal for users who want premium performance without bulky equipment.
High-Quality Power Supply Included
The amplifier includes a 36V 5A power adapter compatible with both 110V and 230V power systems.
Stable Power Delivery
Ensures reliable amplifier operation.
Better Dynamic Performance
Supports strong transient response and bass control.
Global Voltage Compatibility
Suitable for international use.
The high-quality power supply helps maximize overall amplifier performance.
Package Contents
The package includes:
3e Audio A5 Amplifier
Original Class D stereo power amplifier unit.
36V 5A Power Adapter
Dedicated high-power audio power supply.
Everything needed for immediate setup is included in the package.
Ideal for Audiophiles and HiFi Enthusiasts
The 3e Audio A5 is an excellent choice for:
Audiophiles
Ultra-low distortion and detailed sound performance.
Desktop Audio Users
Compact yet powerful HiFi amplifier solution.
Home Stereo Systems
Strong stereo performance for music listening.
Professional Audio Users
Balanced XLR connectivity improves system flexibility.
Speaker Upgrade Enthusiasts
Drives demanding speakers efficiently.
Its combination of power, clarity, and modern amplifier technology makes it highly attractive for serious audio users.
Why Buy 3e Audio A5 from Audio Phonic
Audio Phonic is a trusted source for premium HiFi audio equipment in Bangladesh.
When purchasing from Audio Phonic, customers receive:
Original 3e Audio Products
Guaranteed authentic amplifier with premium quality assurance.
Competitive Price in Bangladesh
Affordable pricing for audiophile-grade equipment.
Professional Customer Support
Reliable assistance for setup and product information.
Trusted Audio Shopping Experience
Audio Phonic is committed to providing high-quality sound solutions for music enthusiasts across Bangladesh.
FAQs About 3e Audio A5 Class D Stereo Power Amplifier
What amplifier chips are used in the 3e Audio A5?
The amplifier uses dual TI TPA3251 Class D amplifier chips.
Does the 3e Audio A5 support balanced input?
Yes, it supports balanced XLR and 6.35mm combo input.
What operational amplifiers are used in the A5?
The amplifier uses dual OPA1656 operational amplifiers.
What is the maximum output power of the amplifier?
The amplifier delivers up to 2 × 180W at 4Ω under 10% THD+N conditions.
What speaker impedance is supported?
The amplifier supports speaker impedance from 2Ω to 16Ω.
Is the 3e Audio A5 suitable for bookshelf speakers?
Yes, it works excellently with bookshelf and floor-standing speakers.
What is the frequency response of the amplifier?
The frequency response is 20Hz–35KHz.
Does the amplifier include a power adapter?
Yes, a 36V 5A power adapter is included.
Is the 3e Audio A5 energy efficient?
Yes, the advanced Class D design provides high efficiency with low power consumption.
Where can I buy the 3e Audio A5 in Bangladesh?
You can purchase the original 3e Audio A5 Class D Stereo Power Amplifier from Audio Phonic in Bangladesh.















