CN

QX4

QX4

Functional overview

Amplifier series
QX4, TD class technology, Integrating efficient TD technology and modular design , can effectively reduce the fluctuation of output power supply, thus maintaining stable output, suitable for 230V、115V:170-265V/80-135V power supply voltage, hot swappable, and with the protection of short circuit, DC fault, overheating, overload & over-limit, it is suitable for touring performance and fixed installation venues.


Material & Structure:

  • The brand and model names are engraved by laser technology for longlife usage
  • Stylish & tempered glass display
  • Extruded Aluminum front panel with special treatment, anti-scratch and avoid color fading
  • Easy removing the front panel for quick cleaning the dust filter (foam)
  • Hot swappable amplifier module
  • Neutrik connectors
  • Input voltage:230V or 110V 50/60HZ

Features:

  • 1. Core TD Technology Power Module
  • 2. Install/Remove dust filter quickly
  • 3. Stylish front panel and well-equipped LED indicating
  • 4. Multi-function selectable :sensitivities, powerout and modes
  • 5. All input/output connectors imported from original "Neutrik ® "
  • 6. Quick Install/Remove front panel
  • 7. Main switching power capability up to 10KW
  • 8. High Efficiency Special Copper Radiator
  • 9. Tiny power amplifier modules, special stacking up strucrure, to form the advanced and efficient cooling structural system
  • 10. Three high - speed inported fans, Fan speed varies according to complete machine temperature, extending the machine life and smaller noise of the fans
  • 11. Supporting hot swappable power amplifier module

Technical & Specification

System data

  • Maximum output current per channel：38A
  • Output voltage peak value per channel：150V
  • Total driven output peak value for all channels：10000W
  • Default sensitivity & VPL：35dB, VPL:150V

Loudspeaker data

  • 16 ohms stereo power：660W
  • 8 ohms stereo power：1300W
  • 4 ohms stereo power：2100W
  • 2 ohms stereo power：2500W
  • 8 ohms bridged power：4200W
  • 4 ohms bridged power：5000W
  • Channel quantity：4
  • Total harmonic distortion at 20Hz-20kHz 1W：<0.1%
  • Total harmonic distortion below 1 kHz and 1dB：<0.05%
  • Signal to noise ratio：>112dBA
  • Distraction between channels（channel separation）at 1kHz：>70dB
  • Frequency range（8 ohms）:6.8Hz-34kHz
  • Input impedance：20KOhm
  • Input common mode resistance （CMR）：>45dB
  • Output impedance at 100Hz：56mOhm
  • Output power slew rate at 8ohms：20V/µS
  • VPL selectable per channel（V）：150,121,101,83,70,56,47,38V
  • VPL selectable when bridged（V）：300,242,202,166,140,112,94,76V
  • Switch for voltage peak limiter mode per channel：Hard/soft
  • Input sensitivity（all channels）：Rear panel -DIP switch selectable 23,26,29,32,35,38,41,44dB
  • Default gain：35dB
  • Input connectors per channel： Balance XLR type
  • Output connectors per channel： Speakon® Female contact
  • Bridged mode ：When A+B，C+D bridged , A and C as main input source
  • Cooling type：Variable speed fan forced cooling system
  • Signal indication : Imp ,-20dB, -15dB, -10dB & -4dB ,VPL
  • Channel funtion：
  • Voltage peak limiter（VPL）
  • Current peak limiter（CPL）
  • Very high frequency（VHF）
  • Over temperature auto Mute
  • Operating voltage, 230V/115V rating：170-265V/80-135V
  • Minimum power supply starting voltage230V/115V：175V/85V
  • Power average limiter(PAL):Yes
  • Soft start/Surge current：Maximum soft start/surge current is 5A
  • Mains connector：powerCON 20A

Dimensions / weight

  • Dimensions（WxHxD）: 445x88.8x425mm
  • Net Weight : 13.2Kg

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