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DC Audio

90.4 4-Channel Amplifier

90.4 4-Channel Amplifier

$314.99 USD
$449.99 USD $314.99 USD
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DC Audio 90 x 4 Amplifier

The 90.4 Competition series 4 Channel amplifier. This amp has a fully active crossover and lots of clean power for the SQ minded builds. It's 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. The High-Quality parts and a HD heatsink make this amp one of the best on the market.

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 Power / Ground inputs
  • Input mode Switch
  • Class A/B
  • Fully Active Crossover

Full Specs:

DC Amp Model: 90.4k
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"/238mm
Heatsink Height 2.35"/59.6mm
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