DC Audio

DC Audio 90.4 500 Watt 4-Channel Class AB Car Amplifier

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  • $451.99
  • Regular price $565.00
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The 90.4 Competition series amplifer 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.

Features Voltage 90.4
Output Power (RMS) 4 ohm 90Wx4
2 ohm 14.4V 130Wx4
1 ohm n/a
4 ohm mono 14.4V 250Wx2
1 ohm 18V n/a
Input Sensitivity 6V~0.2V
Frequency Response Hz 20Hz~20KHz
12dB / Octave Crossover
CH1/2
Subsonic Filter 10Hz ~ 100Hz
Crossover 50Hz(500Hz) ~ 5ooHz(5KHZ )
Multiply x1, x10
Crossover Selector Switch HPF / FULL / LP-BP
Bass Boost 0~18dB
CH3/4
Subsonic Filter 10Hz ~ 100Hz
Crossover 50Hz(500Hz) ~ 5ooHz(5KHZ )
Multiply x1, x10
Crossover Selector Switch HPF / FULL / LP-BP
Bass Boost 0~18dB
Remote Control
Frequency Response Hz 20-20Khs
Signal to Noise Ratio dB 105
Damping Factor 200<
THD @ 4ohms Less than 0.1%
Fuse Rating On Board Yes 80 Amps
Indicator Power Yes
Protection Yes
Speaker & Power terminal Mold Type Yes
Power Gauge 4Ga
Heatsink Length inch/mm 14.00"/350mm
Heatsink Width inch/mm 9.38"/66mm
Heatsink Height inch/mm 2.35"/59.6mm