Compact High-Efficiency Digital Power Amplifier
The
Studiomaster QX2-4000 is a compact 1U digital power amplifier that delivers up to 9520 watts of power in a lightweight design. Ideal for professional audio installations, it combines high efficiency with advanced protection features, making it suitable for demanding environments and high-performance setups.
Studiomaster QX2-4000 Competitive Differences
- Delivers up to 9520 watts in 4-ohm bridged mode, ensuring powerful sound output.
- Over 95% energy efficiency, reducing power consumption and operational costs.
- Active power factor correction (PFC) and universal power supply (90-250VAC) for reliable performance worldwide.
- Compact 1U size and lightweight design, making installation easy and space-efficient.
- Multiple operational modes: stereo, parallel, and bridge for versatile audio setups.
- Advanced protection features including thermal, DC, and overload protection.
Studiomaster QX2-4000 Description
The
Studiomaster QX2-4000 amplifier from the QX series is designed for high-performance audio applications, offering power and efficiency in a space-saving 1U chassis. With a power rating of up to 5100 watts per channel at 4 ohms, it is perfect for driving large speaker systems, line arrays, and other professional audio setups. Its advanced amplifier adjustment technology ensures stable operation even in low-impedance conditions, while the variable speed fan cooling keeps the amplifier running optimally.
This model includes active power factor correction (PFC) and a soft power switching power supply, providing consistent performance in a range of environments. Its robust protection features—thermal, DC, and overload safeguards—add reliability, making it suitable for both permanent installations and mobile setups.
QX2-4000 Features
- Power output: Up to 9520W at 4-ohm bridged mode
- Efficiency: Over 95% for energy-saving performance
- Power factor correction (PFC) for stable operation
- Universal power supply: 90-250VAC, 50/60Hz
- Operational modes: Stereo, parallel, and bridge
- Variable speed fan cooling system
- Multiple gain options: 41dB, 38dB, 35dB, 32dB
- Balanced XLR inputs for secure signal connection
- 32A mains power input socket
- Internally modular design for quick maintenance
QX2-4000 Specifications
- Power Output (4 ohm bridged): 9520W
- Power Output (per channel, 4 ohms): 5100W
- THD+N: 0.01% (10% rated output power)
- IMD-SMPTE: 0.01% (10% rated output power)
- Damping Factor (8 ohm, 20Hz-100Hz): 5000
- Frequency Response: 20Hz - 20kHz (0.2dB at 10% rated output, 8 ohm)
- Crosstalk Rejection: >80dB (20Hz-1kHz)
- Input Sensitivity Options: 41dB, 38dB, 35dB, 32dB
- Input Impedance: 20k ohm (balanced), 10k ohm (unbalanced)
- S/N Ratio (A-weighted): >105-112dB
- Protection Features: Low voltage, overload, thermal, and DC protection
- Cooling: Variable speed fan
- Dimensions: 19 in x 1.73 in x 18.2 in (48.3 cm x 4.4 cm x 46.2 cm)
- Weight: 22 lbs (10 kg)
- SKU: NEG0046
What's In The Box
- Studiomaster QX2-4000 Power Amplifier
- Power Cable
- User Manual
Studiomasters QX24000
(Studio Master QX-2 4000)
