DX Series 

Class D High Stability 1U Digital Power Amplifier

 

– PFC with full voltage (80V-296V) range of stable operation 

-Stable and reliable 2Ω drive capability, 

-two-channel and four-channel design,  perfect for a variety of audio systems 

– Circuit Protection: Soft start, DC, infrasound frequency, high frequency, overheating,  short circuit, boot, shutdown mute 

– Suitable for line array, bar, outdoor performance, meeting room, cinema, music bar,  background music and so on 

– Working mode: Stereo mode, parallel mode, bridge mode 

 Specifications                         

Model No. DX-4250 DX-4450 DX-4650 DX-41000 DX-41600 DX-42000
Channel number 4 channel 4 channel 4 channel 4 channel 4 channel 4 channel
Stereo Output power RMS 8Ω 4x250W 4x450W 4x650W 4x1000W 4x1600W 4x2000W
Stereo Output power RMS 4Ω 4x425W 4X765W 4x1100W 4x1700W 4x2550W 4x3400W
Stereo Output power RMS 2Ω 4X723W 4x1301W 4x1870W 4x2890W 4x3570W 4x4760W
Bridged output power RMS 16Ω 2X500W 2x900W 2x1300W 2x2000W 2x3000W 2x4000W
Bridged output power RMS 8Ω 2X850W 2x1530W 2x2200W 2x3400W 2x5100W 2x6800W
Bridged output power RMS 4Ω 2X1445W 2x2601W 2x3470W 2x5780W 2x7140W 2x9520W
RMS output voltage (THD=1%,1KHz) 44.7V 60.0V 72.1V 89.4V 109.5V 126.5V
Input sensitivity options 26dB, 29dB, 3dB or 35dB 32dB, 35dB,38dB or 41dB
Voltage Gain 42.7/40.5/32
THD (total harmony distortion) 0.01% (10% rated output power, 1kHz, 8 ohm)
IMD（intermodulation distort.） ≤0.15% (@ 8Ω，1kHz，1/8 rated power)
S/N Ratio (20Hz-20Khz,4 Ohms) >105dB A, (20Hz-20kHz, 8 ohm)
Cross-talk (1kHZ, 4 Ohms) ≥90dB ( lower than rated output power, 20Hz-1kHz, 8 ohm)
Frequency response 10Hz to 20k Hz,+/-0.5dB
Input impedance balanced 20K/ non-balanced 10K
Damping factor (10-400Hz,8Ohms) 5000 (20Hz-20kHz, 8 ohm)
Slew Rate ≥20v/uS
Input sensitivity 0.775V,0dB
Control knobs   power ON/OFF switch，VOLUME control in front panel . STEREO/BRIDGE/MONO   switch in rear panel .
LED indicators CLIP/-10dB/SIGNAL/MONO/BRIDGE/STATUS indicators in front panel
Power delay 4 seconds
Input interface XLR  input socket
Output interface SPEAKON connector
Dimensions (WxHxD) 483x44x370mm 483x44x370mm 483x44x370mm 483x44x370mm 483x44x370mm 483x44x370mm
Net weight  (KG) 8.15kg 8.5kg 8.8kg 8.89kg 12.85kg 13.00kg

Key Features

  • PFC with full voltage (80V-296V) range of stable operation
  • – Working mode: Stereo mode, parallel mode, bridge mode
  • -two-channel and four-channel design,  perfect for a variety of audio systems
  • -Stable and reliable 2Ω drive capability,
  • – Suitable for line array, bar, outdoor performance, meeting room, cinema, music bar,  background music and so on
  • – Circuit Protection: Soft start, DC, infrasound frequency, high frequency, overheating,  short circuit, boot, shutdown mute

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