D-300.4 / D-500.4

  • High current switching power allowing high power output with low noise and low distortion
  • Substantial protection circuitry like thermal, short circuit, power on/off muting and Therefore protection
  • Built-in limiter / Built in high-performance DSP
  • Balanced XLR-TRS combo input jack
  • Speakon output connectors
  • Up data with USB and adjust measure with a PC soft
  • Easy to operate by OLED and Encoder
D-300.4 / D-500.4

  

  • 4 Channel Digital Amplifier.
  • Switch Mode Power Supply
  • OLED Display
  • DSP Control:Stereo Parallel Bridged EQ,Limter,Gain,HPF LPF Phase...etc.
  • USB (Type-C)Port;(Option-LAN module)
  • PC Editor Software Control
  • 1U Compact Rack Design
 
  • D-300.4:300W×4@4Ω Load
  • D-300.4:600W x 2 in Bridge @8Ω Load
  • D-500.4:500Wx4@4Ω Load
  • D-500.4:1000W×2 In Bridge@8Ω Load

Specification

D500.4
500w x 4ch
D300.4
300w × 4ch

4 ohms(RMS)
D500.4:480W×4
D300.4:300W×4
8 ohms(RMS)
D500.4:240W×4
D300.4:150W×4

8 ohms(RMS)
D500.4: 900W
D300.4: 600W

Input Sensitivity (Limit Off)
0.9-1.1V(0+-1dBv)
Input Impedance
20k ohms balanced or 10k Ohms unbalanced
Frequency Response(at 10dB Rated Output Power 8ohms)
20Hz ~20KHz(+0/-IdB)
Voltage Gain
34+/-0.5dB
THD+N(Ref.IK I/8 Rated Power,A-Weighted)
<0.15%
S/N rate(Ref.Rated Power,A-Weighted)
>95dB
Crosstalk (Below Rated Power)
>50dB
Damping Factor(IK 8 ohms)
>180
Power/Output Circuitry
Switching Power Class D

Protections
Full short circuit,open circuit,thermal,ultrasonic,and RF protection stable into reactive or mismatched loads,turn ON/OFF,muting,tried crowbar.
Controls
Encoder
Indicators
OLED Display
Connectors
INPUT Active balanced XLR
Connectors
OUTPUT:Speak-on jacks

110V-120V or 220V-240V AC 50/60 Hz +10%

483(W)*285(D)*44(H)

6.0kg

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