{"product_id":"90-4-4-channel-amplifier","title":"DC Audio DC 90.4 90.4 4-Channel Amplifier","description":"\u003ch1\u003e\u003cspan\u003eDC Audio 90.4 Competition Series Amplifier – 500 Watt 4-Channel Class A\/B\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan\u003ePrecision Sound. Clean Power. Ultimate Versatility.\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eNot every great car audio system is built around maximum bass. Sometimes it's about sound quality, clarity, detail, and getting every note exactly where it belongs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIntroducing the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDC Audio 90.4 Competition Series 4-Channel Amplifier\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, a high-performance Class A\/B amplifier engineered for car audio enthusiasts who demand exceptional sound quality and complete control over their system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDelivering \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e90 watts RMS per channel at 4 ohms\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e130 watts RMS per channel at 2 ohms\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the DC Audio 90.4 provides clean, controlled power for high-performance component speakers, midrange drivers, and custom sound-quality installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efully active crossover network, flexible channel configurations, and bridgeable design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this amplifier offers outstanding versatility for both SQ-focused builds and everyday high-performance audio systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWant to power your front speakers while using the rear channels to drive a subwoofer? The DC Audio 90.4 can handle that, too.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt with high-quality internal components and a heavy-duty heatsink, the DC Audio 90.4 combines sound quality, flexibility, and dependable performance in one powerful package.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eClean Sound. Complete Control. DC Audio Performance.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGet On Our Level.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eClean, Controlled Class A\/B Power\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe DC Audio 90.4 is designed for listeners who appreciate more than just volume.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eClass A\/B amplifier design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e delivers controlled, high-quality power for demanding full-range speaker systems, making it an excellent choice for sound-quality competitions, active front-stage installations, and premium daily-driven car audio systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eProducing \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e90 watts RMS x 4 at 4 ohms\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the amplifier provides plenty of power for aftermarket component speakers and high-performance full-range drivers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt 2 ohms, output increases to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e130 watts RMS per channel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing a total of 520 watts RMS across all four channels.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNeed additional power for a different configuration? Bridge the amplifier into two channels for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250 watts RMS x 2 at 4 ohms\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, delivering 500 watts RMS total.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you're building a dedicated SQ system or looking for a versatile amplifier to power multiple speaker configurations, the DC Audio 90.4 provides the flexibility to make it happen.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFully Active Crossover System\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eOne of the standout features of the DC Audio 90.4 is its advanced crossover network.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnlike basic 4-channel amplifiers with limited tuning options, the DC Audio 90.4 features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efully active crossover system\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed to provide greater control over the frequencies delivered to your speakers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith adjustable crossover frequencies, subsonic filters, selectable crossover modes, and x1\/x10 frequency multipliers, the 90.4 allows you to tailor your system to your specific speaker configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis makes it an excellent choice for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eActive front-stage car audio systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHigh-performance component speaker installations\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDedicated midrange and midbass applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSound-quality competition vehicles\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFront-stage and subwoofer combination systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCustom multi-speaker installations\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eWhether you're tuning for accurate musical reproduction or building a versatile daily-driver system, the DC Audio 90.4 gives you the control needed to optimize your sound.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDesigned for Maximum Installation Flexibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003e90 Watts RMS Per Channel at 4 Ohms\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe DC Audio 90.4 delivers clean, controlled power for high-quality component speakers, coaxial speakers, and full-range audio systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e130 Watts RMS Per Channel at 2 Ohms\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eFor systems requiring additional output, the amplifier delivers 130 watts RMS per channel at 2 ohms, providing flexibility for properly configured speaker installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eBridgeable for 250 Watts RMS x 2\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe DC Audio 90.4 can be bridged to produce 250 watts RMS per bridged channel at 4 ohms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis configuration is ideal for applications requiring additional power from a pair of amplifier channels.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePower Your Front Stage and Subwoofer\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eOne of the most useful features of the DC Audio 90.4 is its ability to power multiple sections of your audio system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor example, you can use channels 1 and 2 to power your front speakers while bridging channels 3 and 4 to drive a compatible subwoofer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith the appropriate crossover settings and remote bass control, this configuration offers an excellent solution for compact, versatile audio installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIndependent Crossover Controls\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eBoth channel pairs feature adjustable crossover settings, allowing you to configure different frequency ranges for different speakers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSelectable Crossover Modes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eChoose between \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHPF, FULL, and LP\/BP crossover modes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to tailor amplifier operation to your installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAdjustable Bass Boost\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eVariable bass boost provides additional tuning flexibility for applications where low-frequency adjustment is desired.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eInput Mode Switch\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe input mode switch provides added flexibility when configuring the amplifier's signal routing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHeavy-Duty Construction\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eBuilt with quality internal components and a substantial heatsink, the DC Audio 90.4 is designed for demanding car audio applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e4 AWG Power and Ground Connections\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe amplifier features 4 AWG power and ground inputs, along with 8 AWG speaker terminals, for dependable installation connections.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eOutput Power Ratings (RMS)\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eConfiguration\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eRMS Power\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e4 Ohm Stereo\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e90W x 4\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e14.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e2 Ohm Stereo\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e130W x 4\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e14.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e4 Ohm Bridged\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e250W x 2\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e14.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMaximum Rated Bridged Output: 500 Watts RMS\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003eTotal rated output is 360 watts RMS at 4 ohms stereo, 520 watts RMS at 2 ohms stereo, or 500 watts RMS in bridged mode.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e90 Watts RMS x 4 at 4 Ohms\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e130 Watts RMS x 4 at 2 Ohms\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e250 Watts RMS x 2 Bridged at 4 Ohms\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHigh-Quality Class A\/B Amplifier Design\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFully Active Crossover Network\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIndependent Channel-Pair Crossover Controls\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVariable High-Pass Filter\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVariable Band-Pass Filter\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAdjustable Subsonic Filters\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSelectable HPF \/ FULL \/ LP-BP Modes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ex1 \/ x10 Crossover Frequency Multiplier\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAdjustable Bass Boost\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInput Mode Switch\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eWired Remote Control Support\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHeavy-Duty Heatsink Construction\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e4 AWG Power and Ground Inputs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e8 AWG Speaker Connections\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOnboard Power and Protect LED Indicators\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for Sound-Quality and High-Performance Audio Systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVersatile Front-Stage and Subwoofer Configurations\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eComplete Technical Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDC Audio 90.4\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAmplifier Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eClass A\/B 4-Channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRMS Power @ 4 Ohms\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e90W x 4\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRMS Power @ 2 Ohms\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e130W x 4\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRMS Power Bridged @ 4 Ohms\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250W x 2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Sensitivity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6V – 0.2V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency Response\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e20Hz – 20kHz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCrossover Slope\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12dB \/ Octave\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 1\/2 Subsonic Filter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10Hz – 100Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 1\/2 Crossover\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50Hz – 500Hz \/ 500Hz – 5kHz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 1\/2 Multiplier\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ex1 \/ x10\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 1\/2 Crossover Selector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHPF \/ FULL \/ LP-BP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 1\/2 Bass Boost\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 – 18dB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 3\/4 Subsonic Filter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10Hz – 100Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 3\/4 Crossover\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50Hz – 500Hz \/ 500Hz – 5kHz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 3\/4 Multiplier\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ex1 \/ x10\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 3\/4 Crossover Selector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHPF \/ FULL \/ LP-BP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCH 3\/4 Bass Boost\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 – 18dB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Mode Switch\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRemote Control\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSignal-to-Noise Ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e105dB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDamping Factor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGreater Than 200\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTHD @ 4 Ohms\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLess Than 0.1%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFuse Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOnboard 80A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLED Status Indicators\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePower \/ Protect\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAmplifier Class\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eClass A\/B\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 AWG Power and Ground\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSpeaker Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 AWG\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eAmplifier Dimensions\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eMeasurement\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eInches\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eMillimeters\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeatsink Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e14.00\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e350mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeatsink Width\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e9.38\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e238mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHeatsink Height\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.35\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e59.6mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Choose the DC Audio 90.4?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eAt DC Audio, we know that not every customer is chasing the highest possible SPL number.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSome enthusiasts want their music reproduced with exceptional clarity, precise control, and the flexibility to build a system around their personal listening preferences.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThat's where the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDC Audio 90.4 Competition Series Amplifier\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e stands out.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith its Class A\/B design, fully active crossover network, flexible channel configurations, and high-quality construction, the 90.4 is an excellent foundation for a serious sound-quality system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you're powering premium component speakers, creating a fully active front stage, or running your front speakers and subwoofer from a single amplifier, the DC Audio 90.4 gives you the flexibility to build the system you want.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBecause Great Car Audio Isn't Just About Being Loud. It's About Sounding Incredible.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePrecision Sound. Clean Power. Complete Control.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDC Audio – Get On Our Level.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"DC Audio","offers":[{"title":"Default Title","offer_id":67708062204156,"sku":"DC 90.4","price":314.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/NeonDCAudioA-SeriesAmplifierPoster_2.png?v=1792029219","url":"https:\/\/diycustoms.store\/products\/90-4-4-channel-amplifier","provider":"diycustoms.store","version":"1.0","type":"link"}