Guangzhou DUBAO Electronics Technology Co., Ltd.
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2 X 800 Watt Analog Audio Amplifier with LED Indicator Perfect For Touring
HQ 2.8
HQ series is the transformer version of FP series, designed according to the import speaker’s high requirement to the amplifier, the sound is balanced, delicate and clear. Improved class T-D technology achieved super high efficiency, low heat value and very low failure rate. Customized high capacity and withstand voltage filter capacitor with import material to guarantee high sound quality. Adopt high quality transformer with black iron core and fine copper to get sufficient power margin, do not fear any challenge.
1. HQ 2.8 professional analog amplifier has high efficiency, stable and reliable performance;
2. Low hear value and failure rate
3. Great cost performance.
4. Intelligent variable speed fan controlled by temperature,
airflow from front to back
| Model | HQ2.8 |
| Output Power | |
| Stereo 8Ω | 2x800W |
| Stereo 4Ω | 2x1200W |
| Bridge 8Ω | 2400W |
| Frequency Response | 20Hz-20KHz (±0.5dB) |
| THD+N | <0.02%(rated power,4Ω/1KHz) |
| S/N Ratio | >100dB |
| Input sensitivity | 0.77V/1V/1.4V |
| Input Impedance | 15KΩ Balanced/30KΩ Unbalanced |
| Damping Factor | >500 |
| Cooling system | intelligent variable speed fan controlled by temperature, |
| airflow from front to back | |
| Indicator | Indicator, startup: green LED, signal: green LED(each channel), clipping: yellow LED(each channel), protect: red LED |
| Protection | short, open, overheat, ultrasonic, |
| RF and unmatched load, mute switch | |
| AC main | AC220V/50-60Hz |
| Main requirement | 20A |
| Dimension | 3.46”(88mm)/2U |
| Weight(kg) | 22 |
