{"product_id":"micro81u-1-channel-full-range-class-d-sub-amplifier","title":"Diamond Audio 1-Channel MICRO8U Series Monoblock Class D Amplifier - MICRO81U","description":"\u003ch2\u003eDiamond Audio 1-Channel MICRO8U Series Monoblock Class D Amplifier - MICRO81U\u003c\/h2\u003e\n\u003cp data-end=\"503\" data-start=\"72\"\u003eUnleash powerful, efficient bass performance with the \u003cstrong data-end=\"189\" data-start=\"126\"\u003eDiamond Audio MICRO8U 1-Channel Monoblock Class D Amplifier\u003c\/strong\u003e, designed for enthusiasts who demand \u003cstrong data-end=\"284\" data-start=\"227\"\u003ecompact size, high output, and all-weather durability\u003c\/strong\u003e. As part of the advanced \u003cstrong data-end=\"352\" data-start=\"310\"\u003eDiamond Audio MICRO8U amplifier series\u003c\/strong\u003e, this \u003cstrong data-end=\"392\" data-start=\"359\"\u003emonoblock car audio amplifier\u003c\/strong\u003e delivers exceptional performance for subwoofers in \u003cstrong data-end=\"502\" data-start=\"444\"\u003ecar, marine, motorcycle, and powersports audio systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"906\" data-start=\"505\"\u003eEngineered from the ground up, the \u003cstrong data-end=\"585\" data-start=\"540\"\u003eDiamond Audio MICRO8U monoblock amplifier\u003c\/strong\u003e features a \u003cstrong data-end=\"626\" data-start=\"597\"\u003efull-range Class D design\u003c\/strong\u003e, providing clean, efficient power while minimizing heat and maximizing performance. With \u003cstrong data-end=\"761\" data-start=\"716\"\u003e300W RMS at 2 ohms and 175W RMS at 4 ohms\u003c\/strong\u003e, this \u003cstrong data-end=\"791\" data-start=\"768\"\u003e1-channel amplifier\u003c\/strong\u003e is ideal for driving subwoofers with tight, controlled bass and consistent output, even in demanding environments.\u003c\/p\u003e\n\u003cp data-end=\"1274\" data-start=\"908\"\u003eBuilt for versatility, the \u003cstrong data-end=\"964\" data-start=\"935\"\u003eMICRO8U Class D amplifier\u003c\/strong\u003e is \u003cstrong data-end=\"1017\" data-start=\"968\"\u003econformal-coated for all-weather applications\u003c\/strong\u003e, making it perfect for \u003cstrong data-end=\"1117\" data-start=\"1041\"\u003emarine audio systems, motorcycles, ATVs, UTVs, and outdoor installations\u003c\/strong\u003e. The protective coating helps guard against moisture, dust, and environmental exposure, ensuring long-lasting reliability wherever your system is installed.\u003c\/p\u003e\n\u003cp data-end=\"1650\" data-start=\"1276\"\u003eThe \u003cstrong data-end=\"1308\" data-start=\"1280\"\u003ecompact amplifier design\u003c\/strong\u003e allows for easy installation in tight spaces, while the uniform MICRO8U platform ensures a clean and streamlined look across your entire audio setup. With \u003cstrong data-end=\"1509\" data-start=\"1464\"\u003eselectable REM, VOX, and DC turn-on modes\u003c\/strong\u003e, along with \u003cstrong data-end=\"1555\" data-start=\"1522\"\u003eflexible input configurations\u003c\/strong\u003e, this \u003cstrong data-end=\"1585\" data-start=\"1562\"\u003emonoblock amplifier\u003c\/strong\u003e integrates seamlessly into both factory and aftermarket systems.\u003c\/p\u003e\n\u003cp data-end=\"1865\" data-start=\"1652\"\u003eAdvanced tuning features include a \u003cstrong data-end=\"1716\" data-start=\"1687\"\u003e40–400Hz crossover filter\u003c\/strong\u003e, \u003cstrong data-end=\"1758\" data-start=\"1718\"\u003ewide frequency response (10Hz–33kHz)\u003c\/strong\u003e, and \u003cstrong data-end=\"1806\" data-start=\"1764\"\u003eadjustable input sensitivity (0.2–10V)\u003c\/strong\u003e, allowing precise control over your subwoofer performance.\u003c\/p\u003e\n\u003cp data-end=\"1865\" data-start=\"1652\"\u003eThe \u003cstrong data-end=\"2316\" data-start=\"2271\"\u003eDiamond Audio MICRO8U Monoblock Amplifier\u003c\/strong\u003e delivers powerful, clean bass in a compact and rugged design, making it the perfect solution for \u003cstrong data-end=\"2470\" data-start=\"2414\"\u003ehigh-performance car audio and outdoor sound systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch5 data-end=\"1883\" data-start=\"1867\" data-section-id=\"1iz91iu\"\u003eFeatures\u003c\/h5\u003e\n\u003cp data-end=\"2265\" data-start=\"1885\"\u003e• \u003cstrong data-end=\"1928\" data-start=\"1887\"\u003e1-channel monoblock Class D amplifier\u003c\/strong\u003e\u003cbr data-end=\"1931\" data-start=\"1928\"\u003e• \u003cstrong data-end=\"1970\" data-start=\"1933\"\u003e300W x 1 @ 2Ω \/ 175W x 1 @ 4Ω RMS\u003c\/strong\u003e\u003cbr data-end=\"1973\" data-start=\"1970\"\u003e• \u003cstrong data-end=\"2007\" data-start=\"1975\"\u003eCompact, space-saving design\u003c\/strong\u003e\u003cbr data-end=\"2010\" data-start=\"2007\"\u003e• \u003cstrong data-end=\"2059\" data-start=\"2012\"\u003eConformal-coated for all-weather durability\u003c\/strong\u003e\u003cbr data-end=\"2062\" data-start=\"2059\"\u003e• \u003cstrong data-end=\"2107\" data-start=\"2064\"\u003eSelectable REM \/ VOX \/ DC turn-on modes\u003c\/strong\u003e\u003cbr data-end=\"2110\" data-start=\"2107\"\u003e• \u003cstrong data-end=\"2158\" data-start=\"2112\"\u003eAdjustable crossover and input sensitivity\u003c\/strong\u003e\u003cbr data-end=\"2161\" data-start=\"2158\"\u003e• Ideal for \u003cstrong data-end=\"2208\" data-start=\"2173\"\u003esubwoofer and bass applications\u003c\/strong\u003e\u003cbr data-end=\"2211\" data-start=\"2208\"\u003e• Includes \u003cstrong data-end=\"2265\" data-start=\"2222\"\u003eRCA input \u0026amp; speaker output harness kits\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch5 dir=\"ltr\"\u003eWhat our Experts Think  \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCompact monoblock Class D amplifier\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed to deliver efficient, powerful output for dedicated subwoofer applications.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMICRO8U ultra-compact design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e makes it ideal for vehicles, motorcycles, and installations where space is limited.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHigh-efficiency Class D technology\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides strong bass performance while minimizing heat and power consumption.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eReliable power delivery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e helps enhance low-frequency impact with clean, controlled sound reproduction.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAn excellent choice for audio enthusiasts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e wanting a small footprint amplifier with impressive subwoofer performance and easy installation.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 dir=\"ltr\"\u003e \u003cbr\u003eQ\u0026amp;A    \u003c\/h5\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the Diamond Audio MICRO81U designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The MICRO81U is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1-channel MICRO8U Series monoblock Class D amplifier\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed to power subwoofers in cars, motorcycles, boats, UTVs, and other compact audio systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How much power does the MICRO81U deliver?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It delivers \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e300W RMS x 1 at 2Ω\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e175W RMS x 1 at 4Ω\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing efficient, clean bass performance. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is the MICRO81U suitable for marine and powersports use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. Its compact design and conformal-coated construction help protect against moisture, vibration, and harsh outdoor environments. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does the MICRO81U include tuning controls?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It features adjustable crossover control, input sensitivity adjustment, and selectable REM\/VOX\/DC turn-on modes for flexible installation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: Why choose the Diamond Audio MICRO81U?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It combines compact size, Class D efficiency, reliable all-weather performance, and strong subwoofer power for high-performance audio upgrades. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 dir=\"ltr\"\u003e\n\u003cbr\u003eMaintenance Tips    \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eClean the amplifier surface with a soft, dry microfiber cloth to remove dust and debris.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnsure proper airflow around the amplifier to maintain cooling and prevent overheating.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInspect power, ground, remote, and speaker connections regularly for secure, corrosion-free contact.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck fuse and wiring condition periodically for signs of wear or damage.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProtect the amplifier from excessive moisture, heat, and direct sunlight.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKeep mounting hardware tight to reduce vibration and support long-term performance.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Diamond Audio","offers":[{"title":"Default Title","offer_id":45780546650303,"sku":"MICRO81U","price":381.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/micro81u-3.jpg?v=1782544175","url":"https:\/\/www.mybackyardzone.com\/products\/micro81u-1-channel-full-range-class-d-sub-amplifier","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}