{"product_id":"sound-magus-hd-1200-4","title":"SOUND MAGUS HD 1200.4","description":"\u003ch3 data-start=\"202\" data-end=\"258\"\u003eHD1200.4 Compact Premium Class D Car Audio Amplifier\u003c\/h3\u003e\n\u003ch2 data-start=\"260\" data-end=\"273\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003cp data-start=\"274\" data-end=\"683\"\u003eThe HD1200.4 is a high-efficiency Class D amplifier designed to deliver exceptional power density within a compact enclosure. Engineered for automotive integration, it provides audiophile-grade performance while maintaining installation flexibility. This paper outlines the amplifier’s topology, performance metrics, and protection mechanisms, emphasizing its suitability for demanding car audio applications.\u003c\/p\u003e\n\u003chr data-start=\"685\" data-end=\"688\"\u003e\n\u003ch2 data-start=\"690\" data-end=\"707\"\u003eIntroduction\u003c\/h2\u003e\n\u003cp data-start=\"708\" data-end=\"1106\"\u003eModern automotive sound systems require amplification solutions that balance compactness, thermal efficiency, and high-fidelity audio reproduction. The HD1200.4 embodies these design imperatives through advanced Class D topology, enabling high continuous power output with low distortion. Its small footprint allows for installation in confined vehicle spaces without sacrificing sonic performance.\u003c\/p\u003e\n\u003chr data-start=\"1108\" data-end=\"1111\"\u003e\n\u003ch2 data-start=\"1113\" data-end=\"1151\"\u003eElectrical \u0026amp; Acoustic Performance\u003c\/h2\u003e\n\u003cul data-start=\"1153\" data-end=\"1775\"\u003e\n\u003cli data-start=\"1153\" data-end=\"1318\"\u003e\n\u003cp data-start=\"1155\" data-end=\"1318\"\u003e\u003cstrong data-start=\"1155\" data-end=\"1178\"\u003eAmplifier Topology:\u003c\/strong\u003e Class D switching architecture ensures maximum efficiency and reduced thermal losses, enabling sustained operation under demanding loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1319\" data-end=\"1437\"\u003e\n\u003cp data-start=\"1321\" data-end=\"1363\"\u003e\u003cstrong data-start=\"1321\" data-end=\"1361\"\u003eRated Output Power (RMS, ≤1% THD+N):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1366\" data-end=\"1437\"\u003e\n\u003cli data-start=\"1366\" data-end=\"1385\"\u003e\n\u003cp data-start=\"1368\" data-end=\"1385\"\u003e200 W × 4 @ 4 Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1388\" data-end=\"1407\"\u003e\n\u003cp data-start=\"1390\" data-end=\"1407\"\u003e300 W × 4 @ 2 Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1410\" data-end=\"1437\"\u003e\n\u003cp data-start=\"1412\" data-end=\"1437\"\u003e600 W × 2 @ 4 Ω bridged\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1438\" data-end=\"1559\"\u003e\n\u003cp data-start=\"1440\" data-end=\"1559\"\u003e\u003cstrong data-start=\"1440\" data-end=\"1463\"\u003eFrequency Response:\u003c\/strong\u003e 15 Hz – 25 kHz (–3 dB), ensuring full-range signal reproduction from sub-bass to high treble.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1560\" data-end=\"1682\"\u003e\n\u003cp data-start=\"1562\" data-end=\"1590\"\u003e\u003cstrong data-start=\"1562\" data-end=\"1588\"\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1593\" data-end=\"1682\"\u003e\n\u003cli data-start=\"1593\" data-end=\"1630\"\u003e\n\u003cblockquote data-start=\"1595\" data-end=\"1630\"\u003e\n\u003cp data-start=\"1596\" data-end=\"1630\"\u003e98 dB (A-weighted) @ rated power\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1633\" data-end=\"1682\"\u003e\n\u003cblockquote data-start=\"1635\" data-end=\"1682\"\u003e\n\u003cp data-start=\"1636\" data-end=\"1682\"\u003e78 dB (A-weighted) @ 1 W (CEA-2006 standard)\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1683\" data-end=\"1775\"\u003e\n\u003cp data-start=\"1685\" data-end=\"1775\"\u003e\u003cstrong data-start=\"1685\" data-end=\"1695\"\u003eTHD+N:\u003c\/strong\u003e \u0026lt;0.02% @ 70 W, 4 Ω, 1 kHz — indicative of ultra-low distortion characteristics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1777\" data-end=\"1780\"\u003e\n\u003ch2 data-start=\"1782\" data-end=\"1805\"\u003eSystem Integration\u003c\/h2\u003e\n\u003cul data-start=\"1807\" data-end=\"2157\"\u003e\n\u003cli data-start=\"1807\" data-end=\"1895\"\u003e\n\u003cp data-start=\"1809\" data-end=\"1895\"\u003e\u003cstrong data-start=\"1809\" data-end=\"1831\"\u003eInput Sensitivity:\u003c\/strong\u003e 0.2–5 V, compatible with both OEM and aftermarket head units.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1896\" data-end=\"1976\"\u003e\n\u003cp data-start=\"1898\" data-end=\"1976\"\u003e\u003cstrong data-start=\"1898\" data-end=\"1915\"\u003eAuto Turn-On:\u003c\/strong\u003e Remote (REM) functionality for seamless system triggering.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1977\" data-end=\"2056\"\u003e\n\u003cp data-start=\"1979\" data-end=\"2056\"\u003e\u003cstrong data-start=\"1979\" data-end=\"2003\"\u003eFilter Capabilities:\u003c\/strong\u003e Switchable Full, HPF, LPF with 12 dB\/octave slope.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2057\" data-end=\"2157\"\u003e\n\u003cp data-start=\"2059\" data-end=\"2090\"\u003e\u003cstrong data-start=\"2059\" data-end=\"2088\"\u003eFrequency Control Ranges:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2093\" data-end=\"2157\"\u003e\n\u003cli data-start=\"2093\" data-end=\"2122\"\u003e\n\u003cp data-start=\"2095\" data-end=\"2122\"\u003eHPF: OFF–300 Hz (Group A)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2125\" data-end=\"2157\"\u003e\n\u003cp data-start=\"2127\" data-end=\"2157\"\u003eLPF\/HPF: 50–300 Hz (Group B)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2159\" data-end=\"2162\"\u003e\n\u003ch2 data-start=\"2164\" data-end=\"2193\"\u003eProtection \u0026amp; Reliability\u003c\/h2\u003e\n\u003cp data-start=\"2195\" data-end=\"2436\"\u003eThe amplifier incorporates comprehensive safety protocols: overload, short-circuit, thermal shutdown, under-voltage, and over-voltage protection. This multi-layered approach ensures long-term reliability under variable automotive conditions.\u003c\/p\u003e\n\u003chr data-start=\"2438\" data-end=\"2441\"\u003e\n\u003ch2 data-start=\"2443\" data-end=\"2465\"\u003eMechanical Design\u003c\/h2\u003e\n\u003cul data-start=\"2467\" data-end=\"2754\"\u003e\n\u003cli data-start=\"2467\" data-end=\"2524\"\u003e\n\u003cp data-start=\"2469\" data-end=\"2524\"\u003e\u003cstrong data-start=\"2469\" data-end=\"2484\"\u003eDimensions:\u003c\/strong\u003e 46 mm (H) × 128 mm (W) × 254.5 mm (L)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2525\" data-end=\"2602\"\u003e\n\u003cp data-start=\"2527\" data-end=\"2602\"\u003e\u003cstrong data-start=\"2527\" data-end=\"2546\"\u003eChassis Design:\u003c\/strong\u003e Optimized for space-constrained vehicle environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2603\" data-end=\"2681\"\u003e\n\u003cp data-start=\"2605\" data-end=\"2681\"\u003e\u003cstrong data-start=\"2605\" data-end=\"2622\"\u003ePower Wiring:\u003c\/strong\u003e Supports 2–4 AWG conductors for stable current delivery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2682\" data-end=\"2754\"\u003e\n\u003cp data-start=\"2684\" data-end=\"2754\"\u003e\u003cstrong data-start=\"2684\" data-end=\"2717\"\u003eExternal Fuse Recommendation:\u003c\/strong\u003e 150 A for secure circuit protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2756\" data-end=\"2759\"\u003e\n\u003ch2 data-start=\"2761\" data-end=\"2776\"\u003eConclusion\u003c\/h2\u003e\n\u003cp data-start=\"2778\" data-end=\"3076\"\u003eThe HD1200.4 Class D amplifier achieves a balance between \u003cstrong data-start=\"2836\" data-end=\"2860\"\u003ecompact installation\u003c\/strong\u003e, \u003cstrong data-start=\"2862\" data-end=\"2883\"\u003ehigh output power\u003c\/strong\u003e, and \u003cstrong data-start=\"2889\" data-end=\"2917\"\u003eaudiophile-grade clarity\u003c\/strong\u003e. By leveraging advanced switching technology and robust protection circuits, it offers an efficient yet uncompromising solution for premium car audio systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Professional Audio Components Corp","offers":[{"title":"Default Title","offer_id":40976093347898,"sku":null,"price":239.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/7320\/2234\/files\/IMG_5640-Photoroom_888ed198-bb33-4f09-a1dd-482db3b3aae4.png?v=1755424354","url":"https:\/\/paccorp.myshopify.com\/products\/sound-magus-hd-1200-4","provider":"PAC Corp.","version":"1.0","type":"link"}