September 14, 2025
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Vendor:
Hifi Rose
HiFi Rose RA280 Integrated Amplifier
Class AD Integrated Amplifier with GaN FET
- $3,395.00
- $3,395.00
- Unit price
- per
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HiFi Rose RA280 Integrated Amplifier
Elevate Your Listening Experience with HiFi Rose RA280
When it comes to the world of high-fidelity audio, the HiFi Rose RA280 Integrated Amplifier isn't just a component—it's a centerpiece. Crafted for the connoisseur, the RA280 embodies the pinnacle of audio engineering, blending innovative technology with an elegant design that demands attention.
Uncompromising Sound Quality
The HiFi Rose RA280 is designed to deliver an audio experience that's as close to perfection as possible. At the heart of this amplifier is the revolutionary Class AD technology, enhanced by next-generation GaN FETs. This fusion not only ensures impressive efficiency but also offers a more refined and powerful sound.
Power and Precision
- Output Power: Delivering 250 watts per channel into both 8 ohms and 4 ohms, the RA280 has the capability to drive even the most demanding speakers with ease.
- Frequency Response: With a frequency response extending from 10Hz to 66kHz, the amplifier reveals the finest details in your music, from the deepest bass to the highest treble notes.
Advanced Amplifier Technology
- GaN FET Technology: The cutting-edge Gallium Nitride FETs provide a faster switching speed and less heat, resulting in a more dynamic and detailed sound.
- LC Filtering: A two-stage LC filter significantly reduces carrier noise, ensuring that your music is crystal clear.
Exquisite Design and Build
Crafted with a robust aluminum chassis, the RA280 is not only built to last but also to impress. The sleek lines and available finishes in Silver or Black complement any decor, making it a statement piece in your home theater or listening room.
Attention to Detail
- Chassis Material: The aluminum build provides a sturdy foundation that resists vibrations, allowing the audio circuitry to perform optimally.
- Heat Dissipation: Top-mounted vents ensure that the RA280 remains cool, preserving the integrity of your sound over extended listening sessions.
Personalize Your Sound
The RA280's front-panel bass and treble tone controls allow you to tailor the sound to your room's acoustics and your personal preferences. Whether you prefer a warm and rich sound or a bright and detailed presentation, the RA280 adapts to your taste.
Tone Control
- Bass (100Hz): Adjust the lower frequencies up to +/-15dB to add depth and impact to your music.
- Treble (10kHz): Fine-tune the higher frequencies by +/-15dB to achieve the perfect balance of brightness and clarity.
Comprehensive Connectivity
The RA280 is equipped with a variety of inputs and outputs to accommodate all your audio sources and speakers. Whether you're connecting a turntable, CD player, or streaming device, the RA280 has you covered.
Input/Output Highlights
- Balanced XLR and Unbalanced RCA Inputs: For noise-free signal transmission from high-end audio sources.
- Phono Input: A built-in Moving Magnet (MM) phono stage for your beloved vinyl records.
- Subwoofer Output: Integrate a subwoofer for additional bass extension with an active crossover.
Intuitive Controls
The front panel of the RA280 is thoughtfully arranged, featuring tactile controls and VU meters that not only provide functionality but also add to the aesthetic appeal. Adjust volume, select your input, and fine-tune your sound with ease.
Front Panel Features
- VU Meters: Monitor the output levels with the classic analog visual appeal.
- Input Selector and Volume Control: Choose your audio source and set the volume with precision.
Premium Power Supply
The RA280's power supply is a testament to HiFi Rose's commitment to quality. Silicon Carbide FET technology and a 2.5kW class PFC circuit ensure that the amplifier has a stable and abundant power reserve, translating into an authoritative and dynamic performance.
Power Specifications
- Maximum Power Output: A substantial 500 watts ensures that your music is delivered with vigor.
- Voltage: AC100-240V compatibility for global use.
- Standby Mode Power Consumption: Less than 0.5 watts for energy efficiency.
Advanced Features for the Audiophile
The RA280 isn't just about powerful performance—it's also about the subtleties that refine your listening experience. From the motorized remote control to the system protection features, every aspect has been considered to deliver a user-friendly experience without compromising on quality.
Additional Features
- Motorized Remote Control: Adjust volume and settings from the comfort of your listening position.
- System Protection: A resettable breaker protects the amplifier from power surges and other electrical anomalies.
Pros
- Elegant Industrial Design: A visual and tactile pleasure that enhances any room.
- Innovative Amplifier Technology: Superior sound with improved efficiency.
- Customizable Sound: Tailor the audio experience to your preference.
- Versatile Connectivity: Ready to integrate with a wide range of audio sources.
- High-Quality Power Supply: Designed for efficiency and stability.
Your Audio, Your Way
The HiFi Rose RA280 Integrated Amplifier is more than just a device; it's the heart of your home audio system. It's where power meets precision, design meets durability, and technology meets tradition. With the RA280, you're not just listening to music; you're experiencing it in its purest form.
Dreamedia: Your Home Theater Architects
At Dreamedia, we understand the allure of perfect sound. Our experts are ready to design your home theater system around the HiFi Rose RA280, ensuring you achieve the aural nirvana you deserve. Let us help you craft an environment where every note resonates with clarity and emotion.
Our Review
Specifications
General Specifications
- Amplifier Type: Integrated
- Output Power (per channel into 8 ohms): 250 watts
- Output Power (per channel into 4 ohms): 250 watts
- Amplifier Class: Class AD
- Operation: Class D
Front Panel
- Controls: VU Meters, Bass and Treble Tone Controls, Power Switch, Input Selector, Volume Control
- Input/Output: Headphone Output
Rear Panel
- Inputs: 3 sets of single-ended RCA, 1 set of balanced XLR, MM phono input
- Outputs: Subwoofer Output
Audio Performance
- Analog Filtering: -1dB up to 65kHz, -3dB around 85kHz
- Silicon Carbide FET Technology: Yes
- High Voltage Support: Yes
- Heat Resistance: Yes
- Efficient Power Output: Yes
Connectivity
- Unbalanced Line-Level Inputs: 3 pairs
- Balanced XLR Inputs: 1 pair
- Phono Input: Moving Magnet (MM)
- Speaker Terminals: 2 pairs
- Subwoofer Output: Yes
Design and Build
- Chassis Material: Aluminium
- Chassis Colors Available: Silver, Black
- Heat Dissipation: Vents on top panel
Power Specifications
- Maximum Power Output: 500 watts
- Voltage: AC100-240V, 50/60Hz
- Standby Mode Power Consumption: <0.5 watts
Input Sensitivity
- Balanced Input: 600mV
- Unbalanced Input: 600mV
- Phono Input: 5mV / 0.5mV
Impedance
- Balanced Input: 44kΩ
- Unbalanced Input: 47kΩ
- Phono Input: 47kΩ
- Speaker Output: 53MΩ
Frequency Response
- Speaker Output: 20Hz - 20kHz
- H/F Speaker Output: 10Hz - 66kHz
Total Harmonic Distortion
- Balanced & Unbalanced Input: 0.007%
Signal to Noise Ratio
- Balanced Input: 103dB
- Unbalanced Input: 103dB
- Phono MM Input: 85dB
Damping Factor
- Speaker Output: >250
Tone Control
- Bass (100Hz): +/-15dB
- Treble (10kHz): +/-15dB
Additional Features
- GaN FET Class AD Topology: Yes
- Balanced Power Supply: Yes
- MM/MC Phono Stages: Built-in
- Variable EQ Tone Control: Yes
- Level Meters: Yes
- Motorized Remote Control: IR
- Subwoofer Out & Active Crossover: Yes
Design & Build Quality
- Finish Options: Black, Natural Metal
- Remote Control Features: Volume, Mute, Power Buttons
- Speaker Terminals: High-quality
- Subwoofer Output: Mono Full-range RCA
- Power Connector: IEC
- System Protection: Resettable breaker
Advanced Amplifier Technology
- GaN FET Technology: Next-generation
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