Dual Channel Amplification – Two independent channels for stereo or separate speaker zones.
Wide Frequency Response – Typically around 20 Hz – 20 kHz for full-range audio.
Low Distortion Performance – THD+N usually less than 0.03% for clean sound.
High S/N Ratio – >90 dB for minimal background noise.
Input Sensitivity Options – Selectable sensitivity (e.g., 0.775 V / 1 V / 1.4 V).
Professional Protection – Overheat, short-circuit, DC protection and clip limiter.
Cooling System – Variable-speed temperature-controlled fan cooling.
Status Indicators – LEDs for Power ON, Signal, Clip, Temperature, and Protect.
Balanced Connectivity – Standard professional connectivity options for input and output.
Durable Build – Solid construction for professional and continuous operation.
The ND 4000 is a Class H power amplifier offering stereo and bridge operation for sound reinforcement systems. It delivers listed power outputs of 3000 W at 2Ω stereo and 5200 W at 4Ω bridge. With 0.01% distortion and a damping factor above 1000, it supports accurate audio reproduction and controlled speaker performance.
| Parameter | ND 4000 |
|---|---|
| Power Output — 2Ω Stereo | 3000 W |
| Power Output — 4Ω Stereo | 2250 W |
| Power Output — 8Ω Stereo | 1700 W |
| Power Output — 4Ω Bridge | 5200 W |
| Power Output — 8Ω Bridge | 4200 W |
| Distortion | 0.01% |
| Damping Factor | >1000 |
| Amplifier Class | H |
| Dimensions (W × D × H) | 482 × 483 × 132 mm |
| Weight | 47 kg |
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