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DSPPA DA4125 4x120W 4-Channel Class-D Digital Power Amplifier, 100V/70V, DC 24V

  • Multi-channel: 4-channel or 2-channel;
  • 5-unit LED for status;
  • Advanced active PFC (power factor correction);
  • Efficient switching power supply;
  • Efficient CLASS D amplifier;
  • Support DC 24V power supply;
  • Adjust fan speed with temperature;
  • Equipped with voltage limit circuit;
  • All-protected circuit design;
  • Support real-time switch of 70/100V output;
  • Input sensitivity: 775mVRMS;
  • Both line input and output interfaces adopt HT-3.81 phoenix;
  • 100VRMS prior line input;
  • Balanced prior line input;
  • Balanced line input;
  • 7.62-4P fence output socket with cover is adopted for power output.
Price
⃁ 3,405.63 ⃁ 3,405.63 ⃁ 4,257.04
(Tax excluded)
  • Delivery within 2–5 business days across Saudi Arabia
  • Warranty according to the manufacturer
  • Tax invoice with every order
  • Technical support before and after purchase

Not sure this model fits your setup? Read the buying guide

Technical Specifications – DA4125

Number of channels4
Rated output power of each channel120W
Input sensitivity775mVRMS(0dBV/ all balanced input) 100VRMS (100V unbalanced input)
SNR (signal-to-noise ratio)>80dB (100VRMS output)
Input impedance60K ohms (balanced) 20K ohms (balanced priority) 100K ohms (100V unbalanced)
Channel separation>70dB(1KHz)
Frequency response80Hz-15kHz (±3dB normal operating conditions)
THD (total harmonic distortion)<0.3 % (1kHz normal operating conditions)
Up speed> 29V/us
Priority threshold>10mVp (prior balanced line input) >1000mVp (prior 100VRMS line input)
Indicators“Protection”, “Limit”, “Voltage limit”, “Signal”, “70V gear”
ProtectionPower-on, high temperature, DC, short circuit
Power supplyAC180-250V/50/60Hz DC24V (rated output power -3dB)
Overall dimensions (mm)(L×W×H) 552×510×105
Machine dimension (mm)(L×W×H) 483×435×44 (not including machine legs)
Machine legsFour 6.5mm high soft plastic machine legs, can be removed as needed
Power consumption (AC220V)653W
Power consumption (DC24V)398.4W
Static power consumption (AC220V)63.5W
Static power consumption (DC24V)62.4W
Gross weight (kg)8
Net weight (kg)7

Source: DSPPA official website. Specifications are subject to change by the manufacturer.