{"product_id":"sound-magus-hd1200-4","title":"SOUND MAGUS HD1200.4","description":"\u003ch1 data-start=\"292\" data-end=\"320\"\u003e\u003cstrong data-start=\"294\" data-end=\"318\"\u003eSound Magus HD1200.4\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp data-start=\"321\" data-end=\"392\"\u003e\u003cstrong data-start=\"321\" data-end=\"392\"\u003eCompact Premium Class D Car Audio Amplifier — Technical White Paper\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"394\" data-end=\"397\"\u003e\n\u003ch2 data-start=\"399\" data-end=\"419\"\u003e\u003cstrong data-start=\"402\" data-end=\"417\"\u003e1. Abstract\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"420\" data-end=\"757\"\u003eThe \u003cstrong data-start=\"424\" data-end=\"436\"\u003eHD1200.4\u003c\/strong\u003e is a high-efficiency \u003cstrong data-start=\"458\" data-end=\"479\"\u003eClass D amplifier\u003c\/strong\u003e engineered to deliver \u003cstrong data-start=\"502\" data-end=\"534\"\u003eaudiophile-grade performance\u003c\/strong\u003e in a compact chassis. With advanced switching topology, ultra-low distortion, and robust protection systems, it is optimized for \u003cstrong data-start=\"664\" data-end=\"699\"\u003emodern automotive installations\u003c\/strong\u003e where space, power density, and reliability are critical.\u003c\/p\u003e\n\u003chr data-start=\"759\" data-end=\"762\"\u003e\n\u003ch2 data-start=\"764\" data-end=\"788\"\u003e\u003cstrong data-start=\"767\" data-end=\"786\"\u003e2. Introduction\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"789\" data-end=\"953\"\u003eAutomotive sound systems demand amplifiers that combine \u003cstrong data-start=\"845\" data-end=\"899\"\u003ethermal efficiency, compactness, and high fidelity\u003c\/strong\u003e. The \u003cstrong data-start=\"905\" data-end=\"917\"\u003eHD1200.4\u003c\/strong\u003e fulfills these requirements with:\u003c\/p\u003e\n\u003cul data-start=\"954\" data-end=\"1131\"\u003e\n\u003cli data-start=\"954\" data-end=\"1024\"\u003e\n\u003cp data-start=\"956\" data-end=\"1024\"\u003eClass D architecture for high efficiency and low heat dissipation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1025\" data-end=\"1078\"\u003e\n\u003cp data-start=\"1027\" data-end=\"1078\"\u003eContinuous high-power output for demanding loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1079\" data-end=\"1131\"\u003e\n\u003cp data-start=\"1081\" data-end=\"1131\"\u003eSpace-optimized design for flexible integration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1133\" data-end=\"1136\"\u003e\n\u003ch2 data-start=\"1138\" data-end=\"1183\"\u003e\u003cstrong data-start=\"1141\" data-end=\"1181\"\u003e3. Electrical \u0026amp; Acoustic Performance\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1184\" data-end=\"1564\"\u003e\n\u003cli data-start=\"1184\" data-end=\"1237\"\u003e\n\u003cp data-start=\"1186\" data-end=\"1237\"\u003e\u003cstrong data-start=\"1186\" data-end=\"1208\"\u003eAmplifier Topology\u003c\/strong\u003e: Class D switching design.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1238\" data-end=\"1356\"\u003e\n\u003cp data-start=\"1240\" data-end=\"1282\"\u003e\u003cstrong data-start=\"1240\" data-end=\"1280\"\u003eRated Power Output (RMS, ≤1% THD+N):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1285\" data-end=\"1356\"\u003e\n\u003cli data-start=\"1285\" data-end=\"1304\"\u003e\n\u003cp data-start=\"1287\" data-end=\"1304\"\u003e200 W × 4 @ 4 Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1307\" data-end=\"1326\"\u003e\n\u003cp data-start=\"1309\" data-end=\"1326\"\u003e300 W × 4 @ 2 Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1329\" data-end=\"1356\"\u003e\n\u003cp data-start=\"1331\" data-end=\"1356\"\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=\"1357\" data-end=\"1408\"\u003e\n\u003cp data-start=\"1359\" data-end=\"1408\"\u003e\u003cstrong data-start=\"1359\" data-end=\"1381\"\u003eFrequency Response\u003c\/strong\u003e: 15 Hz – 25 kHz (–3 dB).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1409\" data-end=\"1522\"\u003e\n\u003cp data-start=\"1411\" data-end=\"1439\"\u003e\u003cstrong data-start=\"1411\" data-end=\"1436\"\u003eSignal-to-Noise Ratio\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-start=\"1442\" data-end=\"1522\"\u003e\n\u003cli data-start=\"1442\" data-end=\"1479\"\u003e\n\u003cblockquote data-start=\"1444\" data-end=\"1479\"\u003e\n\u003cp data-start=\"1445\" data-end=\"1479\"\u003e98 dB (A-weighted) @ rated power\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1482\" data-end=\"1522\"\u003e\n\u003cblockquote data-start=\"1484\" data-end=\"1522\"\u003e\n\u003cp data-start=\"1485\" data-end=\"1522\"\u003e78 dB (A-weighted) @ 1 W (CEA-2006)\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1523\" data-end=\"1564\"\u003e\n\u003cp data-start=\"1525\" data-end=\"1564\"\u003e\u003cstrong data-start=\"1525\" data-end=\"1534\"\u003eTHD+N\u003c\/strong\u003e: \u0026lt;0.02% @ 70 W, 4 Ω, 1 kHz.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1566\" data-end=\"1569\"\u003e\n\u003ch2 data-start=\"1571\" data-end=\"1601\"\u003e\u003cstrong data-start=\"1574\" data-end=\"1599\"\u003e4. System Integration\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1602\" data-end=\"1879\"\u003e\n\u003cli data-start=\"1602\" data-end=\"1681\"\u003e\n\u003cp data-start=\"1604\" data-end=\"1681\"\u003e\u003cstrong data-start=\"1604\" data-end=\"1625\"\u003eInput Sensitivity\u003c\/strong\u003e: 0.2–5 V (compatible with OEM \u0026amp; aftermarket sources).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1682\" data-end=\"1717\"\u003e\n\u003cp data-start=\"1684\" data-end=\"1717\"\u003e\u003cstrong data-start=\"1684\" data-end=\"1700\"\u003eAuto Turn-On\u003c\/strong\u003e: Remote (REM).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1718\" data-end=\"1879\"\u003e\n\u003cp data-start=\"1720\" data-end=\"1748\"\u003e\u003cstrong data-start=\"1720\" data-end=\"1745\"\u003eCrossover \u0026amp; Filtering\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-start=\"1751\" data-end=\"1879\"\u003e\n\u003cli data-start=\"1751\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1753\" data-end=\"1798\"\u003eSwitchable Full \/ HPF \/ LPF (12 dB\/octave).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1801\" data-end=\"1837\"\u003e\n\u003cp data-start=\"1803\" data-end=\"1837\"\u003e\u003cstrong data-start=\"1803\" data-end=\"1821\"\u003eHPF (Group A):\u003c\/strong\u003e OFF – 300 Hz.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1840\" data-end=\"1879\"\u003e\n\u003cp data-start=\"1842\" data-end=\"1879\"\u003e\u003cstrong data-start=\"1842\" data-end=\"1864\"\u003eLPF\/HPF (Group B):\u003c\/strong\u003e 50 – 300 Hz.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1881\" data-end=\"1884\"\u003e\n\u003ch2 data-start=\"1886\" data-end=\"1922\"\u003e\u003cstrong data-start=\"1889\" data-end=\"1920\"\u003e5. Protection \u0026amp; Reliability\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1923\" data-end=\"1955\"\u003eMulti-layered safety circuits:\u003c\/p\u003e\n\u003cul data-start=\"1956\" data-end=\"2077\"\u003e\n\u003cli data-start=\"1956\" data-end=\"1980\"\u003e\n\u003cp data-start=\"1958\" data-end=\"1980\"\u003eOverload protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1981\" data-end=\"2010\"\u003e\n\u003cp data-start=\"1983\" data-end=\"2010\"\u003eShort-circuit protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2011\" data-end=\"2032\"\u003e\n\u003cp data-start=\"2013\" data-end=\"2032\"\u003eThermal shutdown.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2033\" data-end=\"2077\"\u003e\n\u003cp data-start=\"2035\" data-end=\"2077\"\u003eUnder-voltage \u0026amp; over-voltage safeguards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2079\" data-end=\"2153\"\u003eEnsures stable long-term performance in demanding automotive environments.\u003c\/p\u003e\n\u003chr data-start=\"2155\" data-end=\"2158\"\u003e\n\u003ch2 data-start=\"2160\" data-end=\"2189\"\u003e\u003cstrong data-start=\"2163\" data-end=\"2187\"\u003e6. Mechanical Design\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2190\" data-end=\"2428\"\u003e\n\u003cli data-start=\"2190\" data-end=\"2248\"\u003e\n\u003cp data-start=\"2192\" data-end=\"2248\"\u003e\u003cstrong data-start=\"2192\" data-end=\"2206\"\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=\"2249\" data-end=\"2335\"\u003e\n\u003cp data-start=\"2251\" data-end=\"2335\"\u003e\u003cstrong data-start=\"2251\" data-end=\"2262\"\u003eChassis\u003c\/strong\u003e: Slim, space-efficient housing for concealed or flexible installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2336\" data-end=\"2383\"\u003e\n\u003cp data-start=\"2338\" data-end=\"2383\"\u003e\u003cstrong data-start=\"2338\" data-end=\"2354\"\u003ePower Wiring\u003c\/strong\u003e: Supports 2–4 AWG cabling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2384\" data-end=\"2428\"\u003e\n\u003cp data-start=\"2386\" data-end=\"2428\"\u003e\u003cstrong data-start=\"2386\" data-end=\"2418\"\u003eExternal Fuse Recommendation\u003c\/strong\u003e: 150 A.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2430\" data-end=\"2433\"\u003e\n\u003ch2 data-start=\"2435\" data-end=\"2457\"\u003e\u003cstrong data-start=\"2438\" data-end=\"2455\"\u003e7. Conclusion\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2458\" data-end=\"2759\"\u003eThe \u003cstrong data-start=\"2462\" data-end=\"2474\"\u003eHD1200.4\u003c\/strong\u003e strikes an ideal balance between \u003cstrong data-start=\"2508\" data-end=\"2580\"\u003ecompact installation, high-output capability, and audiophile clarity\u003c\/strong\u003e. Leveraging advanced Class D topology and robust protective architecture, it provides \u003cstrong data-start=\"2667\" data-end=\"2708\"\u003ean efficient, uncompromising solution\u003c\/strong\u003e for premium aftermarket and OEM car audio systems.\u003c\/p\u003e\n\u003cp\u003e!\u003c\/p\u003e","brand":"AUDIOPHILE ENTERPRISE ","offers":[{"title":"Default Title","offer_id":43540254556239,"sku":null,"price":599.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/5566\/8815\/files\/IMG_5640-Photoroom_36aac04c-9dfc-4f5a-8a17-7822657a19a2.png?v=1756042808","url":"https:\/\/www.sgcaraudio.com\/products\/sound-magus-hd1200-4","provider":"AUDIOPHILE ENTERPRISE ","version":"1.0","type":"link"}