DC Audio 90.4

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Amplifier Description

The 90.4 Competition series amplifier is a 90 watts per channel @ 4 ohms or 130 watts per channel @ 2 ohms. This amp has a fully active crossover and lots of clean power for the SQ minded builds. Its also fits installs where you may want to amplify your front stage and bridge the rear 2 channels to your sub stage and have a bass knob to control it. Versatility is what this amp is all about.

Output Power (RMS)

4 ohm 90Wx4 @ 14.4 Volts

2 ohm 130Wx4 @ 14.4 Volts

4 ohm mono 250Wx2 @ 14.4 Volts

500 watts total power

Key Features

• Variable high pass filter

• Variable Band pass filter

• 8awg Speaker Connections

• 4awg inputs

• Input mode Switch

• Dual power Transformers

• Double Sided Printed Circuit Board

• Class A/B

• Fully Active Crossover

AMP SPECS:

    DC Amp Model:
    90.4
  
    Input Sensitivity
    6V~0.2V
  
    Frequency Response
    Hz20Hz~20KHz
  
    12dB / Octave Crossover
    YES
  
    CH1/2Subsonic Filter
    10Hz ~ 100Hz
  
    Crossover
    50Hz(500Hz) ~ 5ooHz(5KHZ )
  
    Multiply
    x1, x10
  
    Crossover Selector Switch
    HPF / FULL / LP-BP
  
    Bass Boost
    0~18dB
  
    CH3/4Subsonic Filter
    10Hz ~ 100Hz
  
    Crossover
    50Hz(500Hz) ~ 5ooHz(5KHZ )
  
    Multiply
    x1, x10
  
    Crossover Selector Switch
    HPF / FULL / LP-BP
  
    Bass Boost
    0~18dB
  
    Remote Control
    YES
  
    Frequency Response
    Hz20-20Khs
  
    Signal to Noise Ratio
    dB105
  
    Damping Factor
    200<
  
    THD @ 4ohms
    Less than 0.1%
  
    Fuse Rating
    On Board 80 amp
  
    LED Status Lights
    Power and Protect
  
    Heatsink Length
    14.00"/350mm
  
    Heatsink Width
    9.38"/66mm
  
    Heatsink Width
    2.35"/59.6mm