{"product_id":"diamond-audio-hxm1200-1d-monoblock-subwoofer-amplifier-1200-watts-rms-1-ohm","title":"Diamond Audio HXM1200.1D Monoblock Subwoofer Amplifier - 1200 Watts Rms @  1-ohm","description":"\u003cp\u003eUnleash extreme bass performance with the Diamond Audio MOTORSPORT Series 1-Channel Class D Monoblock Amplifier, engineered for high-output systems that demand power, precision, and durability. Designed for marine audio, motorcycles, UTVs, ATVs, and powersports applications, this high power monoblock amplifier delivers exceptional performance in the toughest environments.\u003c\/p\u003e\n\u003cp\u003eBuilt with advanced full-range Class D digital technology, the Diamond Audio MOTORSPORT monoblock amplifier produces massive output with 1200W RMS at 1 ohm, 850W at 2 ohms, and 550W at 4 ohms, making it ideal for driving high-performance subwoofers. Whether you're upgrading your marine subwoofer system or building a powerful off-road audio setup, this subwoofer amplifier delivers deep, tight, and controlled bass.\u003c\/p\u003e\n\u003cp\u003eDesigned for durability, this water-resistant amplifier features conformal-coated multi-layer circuit boards, protecting against moisture, dust, and harsh outdoor conditions. The anodized extruded aluminum heat sink ensures superior thermal performance, keeping the amplifier cool even under heavy load.\u003c\/p\u003e\n\u003cp\u003eThe Diamond Audio MOTORSPORT amplifier also includes balanced differential inputs for noise-free signal transmission and a DirectFET power MOSFET output stage for efficient, high-quality performance. With a variable low-pass crossover (30Hz–300Hz), subsonic filter (10Hz–55Hz), and phase control, this versatile monoblock amplifier allows precise tuning for optimal bass response.\u003c\/p\u003e\n\u003cp\u003eInstallation is seamless with selectable REM, VOX, and DC turn-on modes, ensuring compatibility with factory and aftermarket systems. Additional features such as output clip indicators, top-mounted controls, and an included bass remote control provide convenience and real-time system adjustment.\u003c\/p\u003e\n\u003cp\u003eKey Features\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1-channel Class D monoblock amplifier\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e1200W @ 1Ω \/ 850W @ 2Ω \/ 550W @ 4Ω RMS power\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWater-resistant design for marine and powersports use\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConformal-coated circuit boards for durability\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVariable LPF, subsonic filter, and phase control\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBalanced differential inputs for clean signal\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAnodized aluminum heat sink for efficient cooling\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput clip indicators for precise setup\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIncludes bass remote control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Diamond Audio MOTORSPORT Monoblock Amplifier delivers powerful, reliable, and precision-tuned bass, making it the ultimate solution for high-performance outdoor and marine audio systems.\u003c\/p\u003e\n\u003cp\u003eSpecifications\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRMS Power (1Ω): 1200W\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRMS Power (2Ω): 850W\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRMS Power (4Ω): 550W\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower Supply: Full PWM\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower Supply Threshold: 10.0V-17.0V (DC)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIdle Current: (0.7A)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTHD 4 (1KHz @4Ω): 0.07%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eS\/N Ratio (A weighted @1W): -77.4dBA\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eS\/N Ratio (A weighted @FP): -97.4dBA\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLow Input Level: 0.2mV-10.0V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh Input Level: Up to 25W RMS\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLow Input Level: 22 KΩ\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh Input Level: 22 KΩ\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput Impedance: 0.047Ω\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDamping Factor (50Hz @ 4Ω): \u0026gt;250\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBandwidth (-3dB): 10Hz-350Hz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVariable High-Pass: N\/A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVariable Low-Pass: 30Hz-300Hz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVariable Sub-Sonic: 10Hz-55Hz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMeasurements:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eL x W x H: 11.72”x 5.27”x 1.75” (297.6mm x 133.9mm x 44.5mm)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Diamond Audio","offers":[{"title":"Default Title","offer_id":52996611899703,"sku":"HXM1200.1D","price":719.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/4935\/0455\/files\/HXM1200.1D_1_dd21549e-73ab-431d-90fd-6d225c5eb960.webp?v=1789588386","url":"https:\/\/dbscaraudio.com\/products\/diamond-audio-hxm1200-1d-monoblock-subwoofer-amplifier-1200-watts-rms-1-ohm","provider":"DB's Car Audio","version":"1.0","type":"link"}