{"title":"U Series","description":"","products":[{"product_id":"u-series-6-5-v-1-subwoofer","title":"U-Series 6.5\" v.1 Subwoofer","description":"\u003cul\u003e\n\u003cli\u003eRMS 400 watts\u003c\/li\u003e\n\u003cli\u003eDual 2 or 4 ohm voice coils\u003c\/li\u003e\n\u003cli\u003eOptimized for small ported enclosures\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAluminum 1.75” voice coil former for superior heat dissipation\u003c\/li\u003e\n\u003cli\u003eHigh-temperature copper voice coil\u003c\/li\u003e\n\u003cli\u003eDouble stitched surround\u003c\/li\u003e\n\u003cli\u003eHeavy-duty cast basket\u003c\/li\u003e\n\u003cli\u003eSpring-loaded terminals accept up to 8-gauge wire\u003c\/li\u003e\n\u003cli\u003eStitched-on heavy-duty tinsel leads\u003c\/li\u003e\n\u003cli\u003eSolid pole with vent channels and aluminum shorting ring cap\u003c\/li\u003e\n\u003cli\u003eRear gap-venting\u003c\/li\u003e\n\u003cli\u003eTop-Plate Cooling Channels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePerfect for high-power underseat enclosures and designed to be at home in the competition lanes or playing your favorite tunes, the U Series is the premier “standard suspension” woofer in the Sundown lineup. A double-stacked 9” wide ferrite magnet system is coupled to a thick top plate. A thick set of shorting rings are also used inside the magnets and on the pole cap, smoothing out frequency response while doubling as a heat sink and airflow guide. An all-new, substantially thicker custom aluminum frame was designed specifically for the U Series, and equipped with heat-dissipation ribs. The v.2 motor also features an extended pole piece to keep the coil controlled under high stress!\u003c\/p\u003e\n\u003cdiv class=\"cus-flex\"\u003e\n\u003cdiv class=\"box-2\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv class=\"uk-margin\"\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRE (Ohms)\u003c\/td\u003e\n\u003ctd\u003e4.0586\u003c\/td\u003e\n\u003ctd\u003e6.6274\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS (Hz)\u003c\/td\u003e\n\u003ctd\u003e41.9533\u003c\/td\u003e\n\u003ctd\u003e38.6925\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVAS (L)\u003c\/td\u003e\n\u003ctd\u003e2.9053\u003c\/td\u003e\n\u003ctd\u003e3.7701\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQes\u003c\/td\u003e\n\u003ctd\u003e0.5238\u003c\/td\u003e\n\u003ctd\u003e0.5005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQms\u003c\/td\u003e\n\u003ctd\u003e8.5834\u003c\/td\u003e\n\u003ctd\u003e7.2470\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQts\u003c\/td\u003e\n\u003ctd\u003e0.4937\u003c\/td\u003e\n\u003ctd\u003e0.4681\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLe (mH)\u003c\/td\u003e\n\u003ctd\u003e4.0112\u003c\/td\u003e\n\u003ctd\u003e5.5892\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL (NA)\u003c\/td\u003e\n\u003ctd\u003e16.7428\u003c\/td\u003e\n\u003ctd\u003e20.0082\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMms (Grams)\u003c\/td\u003e\n\u003ctd\u003e137.2546\u003c\/td\u003e\n\u003ctd\u003e124.3518\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCms (uM\/N)\u003c\/td\u003e\n\u003ctd\u003e104.8528\u003c\/td\u003e\n\u003ctd\u003e136.0613\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSens (dB @ 1w\/1m)\u003c\/td\u003e\n\u003ctd\u003e77.8706\u003c\/td\u003e\n\u003ctd\u003e78.1460\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e19mm\u003c\/td\u003e\n\u003ctd\u003e19mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"uk-text-nowrap\"\u003eT\/S SPECS\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eU-6.5SW\" D2\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eU-6.5SW\" D4\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n   \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"box-3\"\u003e\n\u003ch3\u003eEnclosure Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003ePorted Enclosure\u003c\/span\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eSize: .25-.35 cu. ft. net\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePort Area: 4-5 sq. in.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePort Tuning: 35hz -40hz\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSealed Enclosure\u003c\/span\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eSize: 0.125-0.2 cu. ft. net\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDisplacement:  .04 cu. ft. \u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDepth:  5.71\"\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOutside Diameter: 7.17\"\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCutout: 5.94\"\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0770\/6669\/9062\/files\/U-6.5SW.PDF?v=1694533031\"\u003e\u003cstrong\u003ePhysical Dimensions\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Linear Audio UK","offers":[{"title":"D2","offer_id":50547161727322,"sku":"","price":199.99,"currency_code":"GBP","in_stock":true},{"title":"D4","offer_id":50547161760090,"sku":"","price":199.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/0308\/7194\/files\/u-series-v2-65-u-65sw-1750w-subwoofer-748274.webp?v=1739841543"},{"product_id":"u-series-8-v-1-subwoofer","title":"U-Series 8\" v.1 Subwoofer","description":"\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003eRMS 750 watts\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eDual 2 or 4 ohm voice coils\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eOptimized for small ported enclosures\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eAluminum 2.25” voice coil former for superior heat dissipation\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eHigh-temperature copper voice coil\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eDouble stitched surround\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eHeavy-duty cast basket\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eSpring-loaded terminals accept up to 8-gauge wire\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eStitched-on heavy-duty tinsel leads\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eSolid pole with vent channels and aluminum shorting ring cap\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eRear gap-venting\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eTop-Plate Cooling Channels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe U Series woofer from Sundown is incredibly versatile, thriving in both competition setups and your daily driver. It features a double-stacked ferrite magnet system and a robust top plate. It also incorporates shorting rings within the magnets and pole cap to enhance frequency response, act as a heat sink, and guide airflow. The U Series is equipped with a significantly thick custom aluminum frame that boasts heat-dissipation ribs. The U motor also includes an extended pole piece to ensure the coil remains controlled even under high stress!\u003c\/p\u003e\n\u003cdiv class=\"cus-flex\"\u003e\n\u003cdiv class=\"box-2\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-box 3\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv class=\"uk-margin\"\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"uk-text-nowrap\"\u003eT\/S SPECS\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eU 8\" D2\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eU 8\" D4\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRE (Ohms)\u003c\/td\u003e\n\u003ctd\u003e3.8\u003c\/td\u003e\n\u003ctd\u003e6.34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS (Hz)\u003c\/td\u003e\n\u003ctd\u003e39.387\u003c\/td\u003e\n\u003ctd\u003e41.288\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVAS (L)\u003c\/td\u003e\n\u003ctd\u003e6.345\u003c\/td\u003e\n\u003ctd\u003e6.970\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQes\u003c\/td\u003e\n\u003ctd\u003e0.412\u003c\/td\u003e\n\u003ctd\u003e0.519\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQms\u003c\/td\u003e\n\u003ctd\u003e2.474\u003c\/td\u003e\n\u003ctd\u003e2.542\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQts\u003c\/td\u003e\n\u003ctd\u003e0.353\u003c\/td\u003e\n\u003ctd\u003e0.431\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL (NA)\u003c\/td\u003e\n\u003ctd\u003e20.00\u003c\/td\u003e\n\u003ctd\u003e21.45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMms (Grams)\u003c\/td\u003e\n\u003ctd\u003e175.340\u003c\/td\u003e\n\u003ctd\u003e145.239\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCms (mm\/N)\u003c\/td\u003e\n\u003ctd\u003e93.125\u003c\/td\u003e\n\u003ctd\u003e102.308\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSens (dB @ 1w\/1m)\u003c\/td\u003e\n\u003ctd\u003e81.6db\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e81.6db\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e18mm\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e18mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"box-3\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-box 3\"\u003eEnclosure Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003ePorted Enclosure\u003c\/span\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSize: .65-.75 cu. ft. net\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePort Area: 9-12 sq. in.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePort Tuning: 35Hz\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSealed Enclosure\u003c\/span\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSize: .3 cu. ft. net\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisplacement:  .09 cu. ft. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDepth:  6.02\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutside Diameter: 8.70\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCutout: 7.3\"\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0770\/6669\/9062\/files\/U8.pdf?v=1694537558\"\u003e\u003cstrong\u003ePhysical Dimensions\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Linear Audio UK","offers":[{"title":"D2","offer_id":50547163169114,"sku":"","price":349.99,"currency_code":"GBP","in_stock":true},{"title":"D4","offer_id":50547163201882,"sku":"","price":349.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/0308\/7194\/files\/U-8-000-422e6d4f.webp?v=1739841817"},{"product_id":"u-series-v-2-10-subwoofer","title":"U-Series v.2 10\" Subwoofer","description":"\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003eRMS 1750 watts\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eDual 2 or 4 ohm voice coils\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eOptimized for small ported enclosures\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eAluminum 3” voice coil former for superior heat dissipation\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eHigh-temperature copper voice coil\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eDouble stitched surround\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eHeavy-duty cast basket\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eSpring-loaded terminals accept up to 8-gauge wire\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eStitched-on heavy-duty tinsel leads\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eSolid pole with vent channels and aluminum shorting ring cap\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eRear gap-venting\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eTop-Plate Cooling Channels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eDesigned to be at home in the competition lanes or playing your favorite music, the U Series is the premier “standard suspension” woofer in the Sundown lineup. A double-stacked 9.4-inch wide ferrite magnet system is coupled to a thick top plate. A thick set of shorting rings are used inside the magnets and on the pole cap, smoothing out frequency response while doubling as a heat sink and airflow guide. A custom, substantially thicker aluminum frame was designed specifically for the U Series, equipped with heat dissipation ribs. The U v.2 motor also features an extended pole piece to keep the coil under perfect control under high stress. The coil temperature is kept in check via a high-velocity solid pole \/ machined pole channels arrangement and a series of 16 direct air-gap vents in the back plate.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"cus-flex\"\u003e\n\u003cdiv class=\"box-2\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-bottom\"\u003eSpecifications\u003cbr\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRE (Ohms)\u003c\/td\u003e\n\u003ctd\u003e3.918\u003c\/td\u003e\n\u003ctd\u003e6.1962\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS (Hz)\u003c\/td\u003e\n\u003ctd\u003e49.9826\u003c\/td\u003e\n\u003ctd\u003e48.2463\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVAS (L)\u003c\/td\u003e\n\u003ctd\u003e5.6312\u003c\/td\u003e\n\u003ctd\u003e6.1900\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQes\u003c\/td\u003e\n\u003ctd\u003e0.5327\u003c\/td\u003e\n\u003ctd\u003e0.6317\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQms\u003c\/td\u003e\n\u003ctd\u003e4.4138\u003c\/td\u003e\n\u003ctd\u003e4.5611\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQts\u003c\/td\u003e\n\u003ctd\u003e0.4753\u003c\/td\u003e\n\u003ctd\u003e0.5548\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLe (mH)\u003c\/td\u003e\n\u003ctd\u003e3.1056\u003c\/td\u003e\n\u003ctd\u003e4.1634\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL (NA)\u003c\/td\u003e\n\u003ctd\u003e26.5116\u003c\/td\u003e\n\u003ctd\u003e29.7199\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMms (Grams)\u003c\/td\u003e\n\u003ctd\u003e304.2236\u003c\/td\u003e\n\u003ctd\u003e297.0392\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCms (uM\/N)\u003c\/td\u003e\n\u003ctd\u003e33.3280\u003c\/td\u003e\n\u003ctd\u003e36.6351\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSens (dB @ 1w\/1m)\u003c\/td\u003e\n\u003ctd\u003e82.9533\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e82.1635\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e30mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"uk-text-nowrap\"\u003eT\/S SPECS\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eUV.2 10\" D2\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eUV.2 10\" D4\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"box-3\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-bottom\"\u003eEnclosure Specifications\u003cbr\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealed Enclosure\u003c\/td\u003e\n\u003ctd\u003e0.5 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorted Enclosure\u003c\/td\u003e\n\u003ctd\u003e1.0 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Tuning\u003c\/td\u003e\n\u003ctd\u003e35Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Port Area\u003c\/td\u003e\n\u003ctd\u003e16 sq in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplacement\u003c\/td\u003e\n\u003ctd\u003e0.21 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e8.15″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd\u003e11″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCut-Out\u003c\/td\u003e\n\u003ctd\u003e9.75″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Dimensions\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0770\/6669\/9062\/files\/U-10_v2.pdf_1_0b12135b-3947-4c2e-8b9f-723d564c0972.jpg?v=1699971870\" target=\"_blank\"\u003eDownload\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Linear Audio UK","offers":[{"title":"D2","offer_id":50547169263962,"sku":"","price":529.99,"currency_code":"GBP","in_stock":true},{"title":"D4","offer_id":50547169296730,"sku":"","price":529.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/0308\/7194\/files\/Uv2-10-000-6f57044c.webp?v=1739841911"},{"product_id":"u-series-v-2-12-subwoofer","title":"U-Series v.2 12\" Subwoofer","description":"\u003cul id=\"js-75b\" class=\"uk-switcher\"\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eRMS 1750 watts\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eDual 2 or 4 ohm voice coils\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eOptimized for small ported or bandpass enclosures\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eAluminum 3” voice coil former for superior heat dissipation\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eHigh-temperature copper voice coil\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eDouble stitched surround\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eHeavy-duty cast basket\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eSpring-loaded terminals accept up to 8-gauge wire\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eStitched-on heavy-duty tinsel leads\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eSolid pole with vent channels and aluminum shorting ring cap\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eRear gap-venting\u003c\/li\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\"\u003eTop-Plate Cooling Channels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned to be at home in the competition lanes or playing your favorite music, the U Series is the premier “standard suspension” woofer in the Sundown lineup. A double-stacked 9.4-inch wide ferrite magnet system is coupled to a thick top plate. A thick set of shorting rings are used inside the magnets and on the pole cap, smoothing out frequency response while doubling as a heat sink and airflow guide. A custom, substantially thicker aluminum frame was designed specifically for the U Series, equipped with heat dissipation ribs. The U v.2 motor also features an extended pole piece to keep the coil under perfect control under high stress. The coil temperature is kept in check via a high-velocity solid pole \/ machined pole channels arrangement and a series of 16 direct air-gap vents in the back plate.\u003c\/p\u003e\n\u003cdiv class=\"cus-flex\"\u003e\n\u003cdiv class=\"box-2\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-bottom\"\u003eSpecifications\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"uk-text-nowrap\"\u003eT\/S SPECS\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eUV.2 12\" D2\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eUV.2 12\" D4\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRE (Ohms)\u003c\/td\u003e\n\u003ctd\u003e3.8407\u003c\/td\u003e\n\u003ctd\u003e6.0577\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS (Hz)\u003c\/td\u003e\n\u003ctd\u003e41.3260\u003c\/td\u003e\n\u003ctd\u003e41.9087\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVAS (L)\u003c\/td\u003e\n\u003ctd\u003e14.7612\u003c\/td\u003e\n\u003ctd\u003e14.7535\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQes\u003c\/td\u003e\n\u003ctd\u003e0.4862\u003c\/td\u003e\n\u003ctd\u003e0.5870\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQms\u003c\/td\u003e\n\u003ctd\u003e4.7454\u003c\/td\u003e\n\u003ctd\u003e4.9022\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQts\u003c\/td\u003e\n\u003ctd\u003e0.4410\u003c\/td\u003e\n\u003ctd\u003e0.5242\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLe (mH)\u003c\/td\u003e\n\u003ctd\u003e3.1858\u003c\/td\u003e\n\u003ctd\u003e4.3694\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL (NA)\u003c\/td\u003e\n\u003ctd\u003e27.2694\u003c\/td\u003e\n\u003ctd\u003e31.1265\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMms (Grams)\u003c\/td\u003e\n\u003ctd\u003e358.6438\u003c\/td\u003e\n\u003ctd\u003e356.5462\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCms (uM\/N)\u003c\/td\u003e\n\u003ctd\u003e40.4709\u003c\/td\u003e\n\u003ctd\u003e40.4498\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSens (dB @ 1w\/1m)\u003c\/td\u003e\n\u003ctd\u003e85.1980\u003c\/td\u003e\n\u003ctd\u003e84.4191\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"box-3\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-bottom\"\u003eEnclosure Specifications\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealed Enclosure\u003c\/td\u003e\n\u003ctd\u003e1.0 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorted Enclosure\u003c\/td\u003e\n\u003ctd\u003e2.0 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Tuning\u003c\/td\u003e\n\u003ctd\u003e35Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Port Area\u003c\/td\u003e\n\u003ctd\u003e32 sq in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplacement\u003c\/td\u003e\n\u003ctd\u003e0.21 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e8.43″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd\u003e12.84″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCut-Out\u003c\/td\u003e\n\u003ctd\u003e11.2″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Dimensions\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0770\/6669\/9062\/files\/U-12_v2.pdf_1.jpg?v=1699971870\" target=\"_blank\"\u003eDownload\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Linear Audio UK","offers":[{"title":"D2","offer_id":50547170214234,"sku":"","price":549.99,"currency_code":"GBP","in_stock":true},{"title":"D4","offer_id":50547170247002,"sku":"","price":549.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/0308\/7194\/files\/Uv2-12-000-3b077488.webp?v=1739841975"},{"product_id":"u-series-v-2-15-subwoofer","title":"U-Series v.2 15\" Subwoofer","description":"\u003cul\u003e\n\u003cli\u003eRMS 1750 watts\u003c\/li\u003e\n\u003cli\u003eDual 2 or 4 ohm voice coils\u003c\/li\u003e\n\u003cli\u003eOptimized for small ported or bandpass enclosures\u003c\/li\u003e\n\u003cli\u003eAluminum 3” voice coil former for superior heat dissipation\u003c\/li\u003e\n\u003cli\u003eHigh-temperature copper voice coil\u003c\/li\u003e\n\u003cli\u003eDouble stitched surround\u003c\/li\u003e\n\u003cli\u003eHeavy-duty cast basket\u003c\/li\u003e\n\u003cli\u003eSpring-loaded terminals accept up to 8-gauge wire\u003c\/li\u003e\n\u003cli\u003eStitched-on heavy-duty tinsel leads\u003c\/li\u003e\n\u003cli\u003eSolid pole with vent channels and aluminum shorting ring cap\u003c\/li\u003e\n\u003cli\u003eRear gap-venting\u003c\/li\u003e\n\u003cli\u003eTop-Plate Cooling Channels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned to be at home in the competition lanes or playing your favorite music, the U Series is the premier “standard suspension” woofer in the Sundown lineup. A double-stacked 9.4-inch wide ferrite magnet system is coupled to a thick top plate. A thick set of shorting rings are used inside the magnets and on the pole cap, smoothing out frequency response while doubling as a heat sink and airflow guide. A custom aluminum frame was designed specifically for the U Series. It’s substantially thicker and equipped with heat dissipation ribs at the bottom of the frame. The U v.2 motor also features an extended pole piece to keep the coil under perfect control under high stress. The coil temperature is controlled with machined, high-velocity pole channels and a series of 16 direct air-gap vents in the back plate.\u003c\/p\u003e\n\u003cdiv class=\"cus-flex\"\u003e\n\u003cdiv class=\"box-2\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-bottom\"\u003eSpecifications\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"uk-text-nowrap\"\u003eT\/S SPECS\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eUV.2 15\" D2\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eUV.2 15\" D4\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRE (Ohms)\u003c\/td\u003e\n\u003ctd\u003e3.8279\u003c\/td\u003e\n\u003ctd\u003e6.0586\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS (Hz)\u003c\/td\u003e\n\u003ctd\u003e37.1918\u003c\/td\u003e\n\u003ctd\u003e36.4015\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVAS (L)\u003c\/td\u003e\n\u003ctd\u003e43.5048\u003c\/td\u003e\n\u003ctd\u003e46.1027\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQes\u003c\/td\u003e\n\u003ctd\u003e0.5463\u003c\/td\u003e\n\u003ctd\u003e0.6170\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQms\u003c\/td\u003e\n\u003ctd\u003e5.4082\u003c\/td\u003e\n\u003ctd\u003e5.5975\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQts\u003c\/td\u003e\n\u003ctd\u003e0.4962\u003c\/td\u003e\n\u003ctd\u003e0.5557\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLe (mH)\u003c\/td\u003e\n\u003ctd\u003e3.4147\u003c\/td\u003e\n\u003ctd\u003e4.6596\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL (NA)\u003c\/td\u003e\n\u003ctd\u003e26.7943\u003c\/td\u003e\n\u003ctd\u003e31.1468\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMms (Grams)\u003c\/td\u003e\n\u003ctd\u003e438.4924\u003c\/td\u003e\n\u003ctd\u003e431.9457\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCms (uM\/N)\u003c\/td\u003e\n\u003ctd\u003e41.7623\u003c\/td\u003e\n\u003ctd\u003e44.2561\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSens (dB @ 1w\/1m)\u003c\/td\u003e\n\u003ctd\u003e87.8716\u003c\/td\u003e\n\u003ctd\u003e87.3156\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"box-3\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-bottom\"\u003eEnclosure Specifications\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealed Enclosure\u003c\/td\u003e\n\u003ctd\u003e2.0 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorted Enclosure\u003c\/td\u003e\n\u003ctd\u003e3.0 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Tuning\u003c\/td\u003e\n\u003ctd\u003e35Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Port Area\u003c\/td\u003e\n\u003ctd\u003e48 sq in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplacement\u003c\/td\u003e\n\u003ctd\u003e0.24 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e9.0″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd\u003e15.6″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCut-Out\u003c\/td\u003e\n\u003ctd\u003e14.1″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Dimensions\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0770\/6669\/9062\/files\/U-15_v2.pdf_1.jpg?v=1699971870\" target=\"_blank\"\u003eDownload\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Linear Audio UK","offers":[{"title":"D2","offer_id":50547191578970,"sku":"","price":669.99,"currency_code":"GBP","in_stock":true},{"title":"D4","offer_id":50547191611738,"sku":"","price":669.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/0308\/7194\/files\/Uv2-15-000-eddfdda6.webp?v=1739842045"},{"product_id":"u-series-v-2-18-subwoofer","title":"U-Series v.2 18\" Subwoofer","description":"\u003cul\u003e\n\u003cli class=\"MsoNormal\" style=\"line-height: normal; text-align: left;\"\u003eRMS 1750 watts\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"line-height: normal; text-align: left;\"\u003eDual 2 or 4 ohm voice coils\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eOptimized for small ported or bandpass enclosures\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eAluminum 3” voice coil former for superior heat dissipation\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eHigh-temperature copper voice coil\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eDouble stitched surround\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eHeavy-duty cast basket\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eSpring-loaded terminals accept up to 8-gauge wire\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eStitched-on heavy-duty tinsel leads\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eSolid pole with vent channels and aluminum shorting ring cap\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eRear gap-venting\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"text-align: left;\"\u003eTop-Plate Cooling Channels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eDesigned to be at home in the competition lanes or playing your favorite music, the U Series is the premier “standard suspension” woofer in the Sundown lineup. A double-stacked 9.4-inch wide ferrite magnet system is coupled to a thick top plate. A thick set of shorting rings are used inside the magnets and on the pole cap, smoothing out frequency response while doubling as a heat sink and airflow guide. A custom aluminum frame was designed specifically for the U Series. It’s substantially thicker and equipped with heat dissipation ribs at the bottom of the frame. The U v.2 motor also features an extended pole piece to keep the coil under perfect control under high stress. The coil temperature is controlled with machined, high-velocity pole channels and a series of 16 direct air-gap vents in the back plate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"cus-flex\"\u003e\n\u003cdiv class=\"box-2\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-bottom\"\u003eSpecifications\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRE (Ohms)\u003c\/td\u003e\n\u003ctd\u003e3.8710\u003c\/td\u003e\n\u003ctd\u003e6.0767\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS (Hz)\u003c\/td\u003e\n\u003ctd\u003e30.9541\u003c\/td\u003e\n\u003ctd\u003e30.9212\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVAS (L)\u003c\/td\u003e\n\u003ctd\u003e111.7625\u003c\/td\u003e\n\u003ctd\u003e114.6901\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQes\u003c\/td\u003e\n\u003ctd\u003e0.5669\u003c\/td\u003e\n\u003ctd\u003e0.6572\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQms\u003c\/td\u003e\n\u003ctd\u003e5.6396\u003c\/td\u003e\n\u003ctd\u003e5.5116\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQts\u003c\/td\u003e\n\u003ctd\u003e0.5151\u003c\/td\u003e\n\u003ctd\u003e0.5872\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLe (mH)\u003c\/td\u003e\n\u003ctd\u003e3.3981\u003c\/td\u003e\n\u003ctd\u003e4.7475\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL (NA)\u003c\/td\u003e\n\u003ctd\u003e27.4023\u003c\/td\u003e\n\u003ctd\u003e31.4938\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMms (Grams)\u003c\/td\u003e\n\u003ctd\u003e565.4130\u003c\/td\u003e\n\u003ctd\u003e552.1551\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCms (uM\/N)\u003c\/td\u003e\n\u003ctd\u003e46.7560\u003c\/td\u003e\n\u003ctd\u003e47.9807\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSens (dB @ 1w\/1m)\u003c\/td\u003e\n\u003ctd\u003e89.4169\u003c\/td\u003e\n\u003ctd\u003e88.8733\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"uk-text-nowrap\"\u003eT\/S SPECS\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eUV.2 18\" D2\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eUV.2 18\" D4\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"box-3\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-bottom\"\u003eEnclosure Specifications\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealed Enclosure\u003c\/td\u003e\n\u003ctd\u003e3.0 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorted Enclosure\u003c\/td\u003e\n\u003ctd\u003e4.0 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Tuning\u003c\/td\u003e\n\u003ctd\u003e35Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Port Area\u003c\/td\u003e\n\u003ctd\u003e64 sq in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplacement\u003c\/td\u003e\n\u003ctd\u003e0.26 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e10″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd\u003e18.63″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCut-Out\u003c\/td\u003e\n\u003ctd\u003e16.9″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Dimensions\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0770\/6669\/9062\/files\/U18.pdf?v=1688795507\" target=\"_blank\"\u003eDownload\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Linear Audio UK","offers":[{"title":"D2","offer_id":50547168969050,"sku":"","price":719.99,"currency_code":"GBP","in_stock":true},{"title":"D4","offer_id":50547169001818,"sku":"","price":719.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/0308\/7194\/files\/Uv2-18-000-e567c11d.webp?v=1739842105"}],"url":"https:\/\/85k6x0-5a.myshopify.com\/collections\/u-series.oembed","provider":"Linear Audio UK","version":"1.0","type":"link"}