BRZHIFI PA-933 Class AB Power Amplifier 2 Channel (2.0)

BRZHIFI PA-933 Class AB Power Amplifier 2 Channel (2.0) – High Precision Audiophile Power Amplifier

The BRZHIFI PA-933 Class AB Power Amplifier 2 Channel (2.0) is a high-performance audio amplifier designed for audiophiles and home audio enthusiasts who demand extreme clarity, powerful control, and professional-grade sound accuracy. Available at Audio Phonic, this amplifier is engineered with a fully symmetric X-AMP circuit, ultra-low distortion design, and premium Japanese components, making it one of the most refined Class AB amplifiers in its category.

If you are searching for a high-end Class AB power amplifier in Bangladesh, the PA-933 delivers a combination of precision engineering, powerful dynamics, and ultra-clean sound reproduction.

Fully Symmetric Differential X-AMP Circuit Design

At the core of the BRZHIFI PA-933 is a fully symmetric differential X-AMP circuit structure, designed for maximum signal accuracy.

This architecture provides:

• Balanced signal processing

• Reduced distortion and interference

• Improved stereo imaging

• Higher sound purity

The DC coupling design ensures that the audio signal passes through the amplifier without unnecessary coloration, preserving the original recording quality as closely as possible.

Powerful Output Performance for Real Audio Control

The PA-933 delivers strong and stable power output:

• 120W+ per channel at 8 ohms (measured)

• 150W+ per channel at 4 ohms

• Rated continuous current: 8A

• Instant peak current: 17A

This ensures:

• Strong speaker driving capability

• High dynamic range performance

• Stable output even under heavy load

Despite being a Class AB amplifier, its current delivery capability allows deep bass control and dynamic musical response.

Ultra-High Damping Factor for Tight Bass Control

One of the most impressive specifications is its:

• Damping factor: greater than 3000 @ 8 ohms

This results in:

• Extremely tight bass response

• Precise speaker control

• No loose or muddy low frequencies

Even large speakers remain fully controlled, delivering clean and punchy low-end performance.

Ultra-Low Distortion and High Fidelity Sound

The BRZHIFI PA-933 is engineered for extremely low distortion levels:

• THD + Noise:

  • 0.002% @ 8Ω / 10W

  • 0.011% @ 8Ω / 70W

This ensures:

• Crystal-clear sound reproduction

• High transparency in vocals and instruments

• Natural and fatigue-free listening experience

Even at high volume levels, the amplifier maintains clean and distortion-free output.

Wide Frequency Response for Full Audio Spectrum

The amplifier supports a wide frequency range:

• Up to -3dB @ 220kHz

This ultra-wide bandwidth ensures:

• Extremely detailed high-frequency reproduction

• Accurate harmonic rendering

• Smooth and natural sound extension

It allows music to sound open, airy, and highly detailed.

High Signal-to-Noise Ratio for Pure Sound

The PA-933 delivers:

• Signal-to-Noise Ratio: 107dB

This means:

• Very low background noise

• Clean and silent audio background

• High clarity in quiet passages

You hear only the music, not the system noise.

Premium SANKEN Output Transistors

The amplifier uses:

• Original SANKEN 2SA1295

• Original SANKEN 2SC3264

These high-end transistors provide:

• High power handling capability

• Stable thermal performance

• Smooth and dynamic sound output

They are widely respected in audiophile-grade amplifier designs.

Massive 80000µF Power Filtering System

The main filter section includes:

• 80000µF high-capacity capacitor bank

This ensures:

• Strong power reserve

• Stable voltage delivery

• Improved bass dynamics

• Reduced signal fluctuation

This is one of the reasons the PA-933 delivers powerful and controlled sound performance.

High-End Japanese ALPS27 Potentiometer

The volume control system uses:

• ALPS27 precision potentiometer (Japan)

Benefits:

• Smooth volume adjustment

• No channel imbalance

• Long-term durability

• High accuracy control

This ensures a premium user experience during daily use.

Premium Build Quality and Engineering Design

The PA-933 is built with:

• Fully symmetric circuit layout

• Clean internal separation

• Optimized signal paths

• Professional-grade assembly

Input and output systems include:

• US-made CMC input terminals

• Pure copper output terminals

• Omron relay protection system

• All-copper A-core transformer

These components ensure stable performance and long-lasting reliability.

Strong Stereo Imaging and Sound Separation

The amplifier provides excellent stereo performance:

• Wide soundstage

• Accurate left/right channel separation

• Precise instrument positioning

This creates a more immersive and realistic listening environment.

Ideal Speaker Compatibility

The PA-933 supports a wide range of speakers:

• 4 to 8 ohm impedance

It works perfectly with:

• Bookshelf speakers

• Floor-standing hi-fi speakers

• Studio monitoring systems

It is suitable for both home and semi-professional audio setups.

Compact Yet Heavy-Duty Design

The amplifier comes in a solid and compact structure:

• Size: 360 × 268 × 80 mm

• Gross weight: 10 KG

This ensures:

• Strong vibration resistance

• Stable internal performance

• Premium build feel

Despite its compact size, it delivers serious audiophile-grade power performance.

Dynamic and Musical Sound Character

The BRZHIFI PA-933 is tuned for a balanced and natural sound signature:

• Deep and controlled bass

• Smooth and detailed midrange

• Clear and extended highs

It performs exceptionally well with:

• Classical music

• Jazz

• Vocal tracks

• Acoustic recordings

The sound is rich, emotional, and highly detailed.

Ideal Use Cases

The PA-933 is suitable for:

High-end home audio systems
Delivers powerful and refined stereo sound.

Audiophile listening rooms
Provides ultra-clean and accurate sound reproduction.

Studio monitoring setups
Ensures precise audio detail and balance.

Music enthusiasts
Perfect for long listening sessions with natural sound.

Why Buy from Audio Phonic

When you purchase the BRZHIFI PA-933 from Audio Phonic, you get:

• 100% authentic product

• Best price in Bangladesh

• Reliable customer support

• Expert audio guidance

Audio Phonic ensures premium audio solutions for serious music lovers and audiophiles in Bangladesh.

BRZHIFI PA-933 Price in Bangladesh

The BRZHIFI PA-933 Class AB Power Amplifier price in Bangladesh reflects its high-end components, precision engineering, and ultra-low distortion design. It offers excellent value for users seeking reference-level audio performance.

Technical Specifications

Model: PA-933
Brand: BRZHIFI
Type: Class AB
Channel: 2.0

Circuit: Fully symmetric X-AMP
Coupling: DC coupling

Output Power:

• 120W+ @ 8Ω

• 150W+ @ 4Ω

Current: 8A continuous / 17A peak
Input Sensitivity: 700mV
Input Impedance: 1.88k balanced / 12k single-ended
Damping Factor: >3000 @ 8Ω
Gain: 30.5dB

Frequency Response: up to -3dB @ 220kHz
THD+N: 0.002% / 0.011%
Noise Floor: 85uV
SNR: 107dB

Output Transistors: SANKEN 2SA1295 / 2SC3264
Filter Capacitor: 80000µF
Potentiometer: ALPS27
Protection: Omron relay
Input Terminal: CMC (USA)
Output Terminal: Pure copper

Dimensions: 360 × 268 × 80 mm
Gross Weight: 10 KG

Final Verdict

The BRZHIFI PA-933 Class AB Power Amplifier 2 Channel (2.0) is a precision-engineered audiophile amplifier designed for users who demand ultra-low distortion, powerful control, and reference-grade sound clarity.

With its fully symmetric X-AMP circuit, SANKEN transistors, ALPS potentiometer, and massive power filtering system, it delivers a highly accurate and emotionally engaging listening experience.

If you are looking for a high-end Class AB amplifier in Bangladesh, the PA-933 from Audio Phonic is one of the most advanced choices available.

Frequently Asked Questions (FAQs)

1. Is the BRZHIFI PA-933 good for audiophiles?

Yes, it is designed for high-end audiophile sound reproduction with ultra-low distortion.

2. What makes this amplifier special?

Its fully symmetric X-AMP circuit and ultra-high damping factor make it extremely precise.

3. What is the output power?

It delivers up to 150W per channel at 4 ohms.

4. Does it have good bass control?

Yes, damping factor over 3000 ensures extremely tight bass.

5. What transistors does it use?

It uses original SANKEN 2SA1295 and 2SC3264 transistors.

6. Is it suitable for home use?

Yes, it is perfect for high-end home audio systems.

7. Is the sound quality clean?

Yes, THD as low as 0.002% ensures ultra-clean audio output.

8. Where can I buy it in Bangladesh?

You can purchase it from Audio Phonic with trusted support and service.