{"product_id":"e-series-v-4-15-subwoofer","title":"E-Series v.4 15\" Subwoofer","description":"\u003cul\u003e\n\u003cli\u003eRMS 500 watts\u003c\/li\u003e\n\u003cli\u003eDual 2 or 4 ohm voice coils\u003c\/li\u003e\n\u003cli\u003eOptimized for ported enclosures\u003c\/li\u003e\n\u003cli\u003eClass-leading 14mm Xmax\u003c\/li\u003e\n\u003cli\u003eDouble-stacked magnet\u003c\/li\u003e\n\u003cli\u003eVented magnetic gap \u0026amp; pole piece for superior cooling\u003c\/li\u003e\n\u003cli\u003eHigh strength stamped steel frame\u003c\/li\u003e\n\u003cli\u003eHigh temp 4-layer copper voice coil wire\u003c\/li\u003e\n\u003cli\u003eHigh-quality push terminals\u003c\/li\u003e\n\u003cli\u003eStitched-on Mini-XL tinsel leads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTypical entry-level woofers are highly limited in terms of linear excursion, mechanical ruggedness, and thermal performance. Through relentless research in their North Carolina Headquarters, Sundown optimized a 2.5” voice coil and a truly unique motor design to get the deepest possible bass response out of a 15” subwoofer. \u003c\/p\u003e\n\u003cp\u003eThe subwoofer showcases a distinctive motor design, featuring a heavily vented magnetic gap and solid pole piece, enabling exceptional thermal power handling. The spider itself is a high strength poly-cotton blend designed to handle the full capacity of the motor. To provide an additional level of ruggedness the spider is bolted down and glued to the frame. Its motor geometry allows for a remarkable 14mm one-way linear Xmax, delivering excursion equivalent to far larger cones.\u003c\/p\u003e\n\u003cp\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\u003c\/h3\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\"\u003e\n\u003ctbody\u003e\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\u003eE v.4 15\" D2\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\"\u003e\u003cstrong\u003eE v.4 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\u003e4.030\u003c\/td\u003e\n\u003ctd\u003e6.130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS (Hz)\u003c\/td\u003e\n\u003ctd\u003e30.535\u003c\/td\u003e\n\u003ctd\u003e30.539\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVAS (L)\u003c\/td\u003e\n\u003ctd\u003e101.063\u003c\/td\u003e\n\u003ctd\u003e103.031\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQes\u003c\/td\u003e\n\u003ctd\u003e0.759\u003c\/td\u003e\n\u003ctd\u003e0.818\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQms\u003c\/td\u003e\n\u003ctd\u003e4.101\u003c\/td\u003e\n\u003ctd\u003e3.750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQts\u003c\/td\u003e\n\u003ctd\u003e0.641\u003c\/td\u003e\n\u003ctd\u003e0.671\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL (NA)\u003c\/td\u003e\n\u003ctd\u003e15.880\u003c\/td\u003e\n\u003ctd\u003e19.247\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMms (Grams)\u003c\/td\u003e\n\u003ctd\u003e262.699\u003c\/td\u003e\n\u003ctd\u003e257.621\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCms (mm\/N)\u003c\/td\u003e\n\u003ctd\u003e103.416\u003c\/td\u003e\n\u003ctd\u003e105.429\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSens (dB @ 1w\/1m)\u003c\/td\u003e\n\u003ctd\u003e87.7\u003c\/td\u003e\n\u003ctd\u003e87.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e14mm\u003c\/td\u003e\n\u003ctd\u003e14mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n \u003c\/div\u003e\n\u003cdiv class=\"box-2\"\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-box 3\"\u003eEnclosure Specs\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePorted Enclosure\n\u003cul\u003e\n\u003cli\u003eSize: 3.0 cuft net\u003c\/li\u003e\n\u003cli\u003ePort Area: 44 sqin\u003c\/li\u003e\n\u003cli\u003ePort Tuning: 35hz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eSealed Enclosure\n\u003cul\u003e\n\u003cli\u003eNot Recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eDisplacement: 0.14 cu. ft. \u003c\/li\u003e\n\u003cli\u003eDepth:  7.25\"\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 15.125\"\u003c\/li\u003e\n\u003cli\u003eCutout: 13.875\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0770\/6669\/9062\/files\/E-12_v.4.pdf?v=1694533031\"\u003e\u003cstrong\u003ePhysic\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":57657763463542,"sku":null,"price":219.99,"currency_code":"GBP","in_stock":true},{"title":"D4","offer_id":57657763496310,"sku":null,"price":219.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0291\/9664\/8482\/files\/e-series-v4-15-500w-subwoofer-417146.webp?v=1775952768","url":"https:\/\/www.d2ualternators.com\/products\/e-series-v-4-15-subwoofer","provider":"D2U Alternators","version":"1.0","type":"link"}