HiFiRose
RA280 Integrated Amplifier
RA280 Integrated Amplifier
Regular price
$2,995.00 USD
Regular price
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$2,995.00 USD
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“The HiFi Rose RA280 is a more streamlined version of its flagship sibling, the RA180, yet it retains the high performance and advanced technology that HiFi Rose is known for. With GaN FETs for superior sound quality and a simplified but elegant design, the RA280 is an outstanding choice for audiophiles looking for premium sound without unnecessary complexity.”
- What Hi-Fi
RA280 At A Glance
- Stereo integrated amp with balanced and phono inputs.
- Advanced Class D amplification with GaN FETs for smooth, accurate sound.
- 250 watts x 2 into 8 ohms; 250 watts x 2 into 4 ohms.
- Treble and bass controls.
- Tone control bypass switch.
- Illuminated analog level meters (3-level dimmer for front-panel illumination).
- Analog stereo RCA phono input for moving magnet cartridges.
- 3 line-level analog stereo RCA inputs.
- Mono RCA output for connecting a powered subwoofer.
![RA280 Integrated Amplifier](http://www.hifiroseusa.com/cdn/shop/files/RA280_left_silver.png?v=1716478039&width=1445)
![RA280 Integrated Amplifier](http://www.hifiroseusa.com/cdn/shop/files/RA280_fronthigh_silver.png?v=1716478039&width=1445)
![RA280 Integrated Amplifier](http://www.hifiroseusa.com/cdn/shop/files/RA280_right_silver.png?v=1716478039&width=1445)
![RA280 Integrated Amplifier](http://www.hifiroseusa.com/cdn/shop/files/RA280_frontlow_silver.png?v=1716478039&width=1445)
![RA280 Integrated Amplifier](http://www.hifiroseusa.com/cdn/shop/files/RA280_rear.png?v=1716478039&width=1445)
![RA280 Integrated Amplifier](http://www.hifiroseusa.com/cdn/shop/files/RA280_fronthigh_black.png?v=1716478039&width=1445)
![RA280 Integrated Amplifier](http://www.hifiroseusa.com/cdn/shop/files/RA280_right_black.png?v=1716478039&width=1445)
![RA280 Integrated Amplifier](http://www.hifiroseusa.com/cdn/shop/files/RA280_left_black.png?v=1716478036&width=1445)
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Specifications
Design | |
Size: | 16.9” W x 13.98” D x 4.06” H |
Weight: | 20.94 lbs |
Body: | Solid Aluminum, Rust-proof Steel |
Amplifier Output | |
4Ω: | 250W x 2ch (500W) |
8Ω: | |
Sub Woofer Output | |
Mono: | 1Wrms (2.218 dBu) |
Balance Input: | 600mV (≈ 250W x 2ch) |
Input Sensitivity | |
Unbalance(Line1,2,3) Input: | 600mV (≈ 250W x 2ch) |
Phono(MM) Input: | 5mV (≈ 250W x 2ch) |
Input Impedance | |
Unbalance(Line1,2,3) Input: | 47kΩ |
Phono(MM) Input: | |
Bandwidth | |
20Hz ~ 20kHz: | +0, 0dB (≈ 250W x 2ch, 8Ω Speaker Output) |
10Hz ~ 66kHz: | +0, -1dB (≈ 250W x 2ch, 8Ω Speaker Output) |
10Hz ~ 85kHz: | +0, -3dB (≈ 250W x 2ch, 8Ω Speaker Output) |
20Hz ~ 20kHz: | +0, 0dB (≈ 1W x 2ch, 8Ω Speaker Output) |
10Hz ~ 66kHz: | +0, -1dB (≈ 1W x 2ch, 8Ω Speaker Output) |
10Hz ~ 85kHz: | +0, -3dB (≈ 1W x 2ch, 8Ω Speaker Output) |
THD (Total Harmonic Distortion) | |
Balance & Unbalance(Line1,2,3) Input: | 0.007% (@125W) (≈ 250W x 2ch) |
Damping Factor | |
Speaker Output: | >250 (≈ 250W x 2ch) |
S/N (Signal to Noise Ratio) | |
Balanced / Unbalanced / Phono(MM): | 109dB / 109dB / 85dB (≈ 250W x 2ch) |
Output Impedance | |
Speaker Output: | 30mΩ (≈ 250W x 2ch) |
Tone Control | |
Bass(100Hz) / Treble(10kHz): | ±15dB (≈ 1W x 2ch, Speaker Output) |
Turnover: | 500Hz (+13dB@100Hz) (≈ RIAA) |
Phono(MM) | |
Roll-off: | 2.1kHz (-13.74dB@10kHz) (≈ RIAA) |
Power | |
Output Power: | 500W (SMPS) (+ Maximum Output: 600W) |
Input Voltage: | AC100-240V, 50/60Hz (Standby Mode Power Consumption < 0.5W) |
Audio In/Out on Rear | |
Trigger In: | Voltage can be turned on 3.3V~ 12V |
Trigger Out: | Voltage can be turned on 12V |
Remote Control | |
IR Input: | 38kHz Infrared Ray (Within 10m of Operating Distance) |
Reviews
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