The ND series can withstand stereo 2 ohms and bridged 4 ohms loads, suitable for driving linear array speaker systems. The ND Series is suitable for large-scale touring performances, band performances, and disco events. Nightclubs and other occasions. Mode: Bridge mode, parallel mode, stereo mode. Power on to prevent power shock, start-up volume increasing, start up soft start, peak clipping limiter.
Temperature, short circuit, overcurrent, overload, pressure limit, and DC detection.
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 professional dual-channel power amplifier built for high-demand sound reinforcement in live events, PA systems, concerts, auditoriums, DJ setups, and installations. It delivers powerful output with wide frequency response and low distortion, providing clear and stable audio performance even under heavy use. This amplifier features robust protection systems, efficient fan cooling, and professional-grade input/output connectivity to ensure reliability and durability in demanding environments.
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