Power Amplifier AK Series (AK-400 / AK-600 / AK-800)
Highlight Features
Professional Power Amplifier – AK Series (AK-400 / AK-600 / AK-800)
The AK Series Professional Power Amplifier is designed for high-performance sound reinforcement systems, delivering powerful, stable, and clean audio output for professional applications. Utilizing advanced Class-D amplification technology with transformer-based power architecture, the AK Series ensures high efficiency, low distortion, and reliable operation under demanding conditions.
Products Description
- High-efficiency Class-D amplification: Advanced Class-D power amplifier circuit with transformer-based design for reduced noise, enhanced sound quality, and stable long-term performance.
- Flexible operating modes: Supports Stereo, Parallel, and Bridge Mono configurations to meet different system requirements.
- Professional signal connectivity: Balanced XLR signal inputs with combo XLR connectors for reliable signal transmission.
- Versatile speaker outputs: Speaker outputs via Speakon® connectors and binding posts for flexible system integration.
- Intuitive front-panel control: Dual gain control knobs, power switch, and comprehensive LED indicators including Power, Signal, Clipping, and Protection status.
- Comprehensive protection system: Integrated short-circuit protection, overload protection, DC output protection, thermal protection, power on/off noise suppression, and peak limiting.
Product Specification
| Model | AK-400 | AK-600 | AK-800 |
|---|---|---|---|
| Output Power (8Ω Stereo) | 2 × 400 W | 2 × 600 W | 2 × 800 W |
| Output Power (4Ω Stereo) | 2 × 600 W | 2 × 900 W | 2 × 1200 W |
| Output Power (8Ω Bridge) | 1200 W | 1300 W | 2000 W |
| Amplifier Section | Class D + Transformer | ||
| Damping Factor | 500 (20 Hz – 20 kHz, 8Ω) | ||
| Frequency Response | ±0.5 dB (10% output power, 20 Hz – 20 kHz, 8Ω) | ||
| Total Harmonic Distortion (THD) | 0.05% (10% output rating, 1 kHz, 8Ω) | ||
| Slew Rate | > 20 V/µs | ||
| Signal-to-Noise Ratio | ≥ 105 dB (A-weighted, 20 Hz – 20 kHz, 8Ω) | ||
| Channel Separation | > 75 dB (Below rated output power, 20 Hz – 1 kHz, 8Ω) | ||
| Input Sensitivity | 0.775 V / 1 V / 1.4 V | ||
| Input Impedance | 10 kΩ (Unbalanced) / 20 kΩ (Balanced) | ||
| Dimensions (W × D × H) | 482 × 332 × 88 mm | ||
| Net Weight | 12 kg | 15 kg | 18 kg |
Typical Applications
- Professional sound reinforcement systems
- Conference halls, auditoriums, and event venues
- Fixed installation PA systems
- Live performance and rental sound systems
- High-power distributed audio solutions
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