{"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":57657762021750,"sku":null,"price":349.99,"currency_code":"GBP","in_stock":true},{"title":"D4","offer_id":57657762054518,"sku":null,"price":349.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0291\/9664\/8482\/files\/U-8-000-422e6d4f.webp?v=1775952738","url":"https:\/\/www.d2ualternators.com\/products\/u-series-8-v-1-subwoofer","provider":"D2U Alternators","version":"1.0","type":"link"}