Studiomaster HX4-1000 1U Digital Power Amplifier 4 x 425W @ 4 Ohms

The HX series are our ultra lightweight, compact yet high performance digital power amplifier models. All models feature comprehensive protection and status indicators. The HX series are all 1U size, with power factor correction (PFC), universal power supplies with will operate between 90-250VAC, and will perform at loads down to 2ohms. For demanding installation, conference, entertainment and smaller touring and rental applications, the new HX series will supply the performance, power and reliability you need in a compact, affordable package.

Features

• Energy saving design with high efficiency
• Power factor correction (PFC)
• Universal 90-250V power supply
• Reliable efficient operation down to 2ohm loads
• Variable speed fan cooling
• Status and protection indicators
• Stereo/parallel/bridge modes
• Multiple gain modes
• Output limiter
• Balanced XLR inputs
• Professional speaker connectors
• Thermal, overload, DC protection
• Thermal, fault and limiter indicators

Specifications

• 8ohms Stereo: 4x250watts
• 4ohms Stereo: 4x425watts
• 2ohms Stereo: 4x725watts
• 16ohm Bridged: 2x500watts
• 8ohm Bridged: 2x850watts
• 4ohm Bridged: 2x1450watts
• Slope (1kHz, Bypass LPF): 50V/us
• Input Sensitivity 1kHz: 1Vrms
• THD+N (10% rated output power): 0.02%
• IMD-SMPTE (10% rated output power): 0.05%
• DIM30 (10% rated output power): 0.05%
• Crosstalk rejection (less than rated power, 20Hz – 1kHz): >80Db
• Frequency Response (10% rated output power, 8ohm, 20Hz – 20kHz): 0.2dB
• Input Impedance: 20k ohm (bal), 10k ohm (unbal)
• Damping Factor (8ohm, 20Hz – 100Hz): 300
• S/N ratio (A weighted, 20Hz-20kHz): 105dB
• Power supply: 90-260VAC, 50/60Hz
• Protection: overload/thermal/DC output protection
• Dimensions (W x H x D) 483mm x 44mm x 323mm
• Net Weight:  5.7kg