{"product_id":"copy-of-sundown-audio-u-8-d4-8-600w-rms-dual-4-ohm-subwoofer","title":"Sundown Audio U-10 V2 D2 10\" 1750W RMS Dual 2-Ohm U-Series Subwoofer SKU #: 04088","description":"\u003cul id=\"js-97a\" class=\"uk-switcher\" data-mce-fragment=\"1\"\u003e\n\u003cli class=\"el-item uk-margin-remove-first-child uk-active\" data-mce-fragment=\"1\"\u003e\n\u003cdiv class=\"el-content uk-panel uk-margin-top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe Sundown U Series is our premier “standard suspension” woofer series. The all-new U v.2 improves on the already incredible performance of its predecessor.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eWe start with a double-stacked \/ 9.44” wide Y35 grade ferrite magnet system (3\/4” wider than the v.1) coupled to a one-piece, bumped T-Yoke and a 0.6” thick top-plate. Just as with our other high-end subwoofers we also add a very thick (5mm thickness) aluminum shorting ring inside the magnets to reduce static inductance and level out inductance over stroke. The v.2 adds a pole-cap aluminum shorting ring which doubles as a heat-sink and airflow guide. The U v.2 series motor also features a 0.6” long pole-extension to keep the coil under control at high levels of excursion.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe voice coil is a 2.36” long \/ 3” diameter 4-layer aluminum winding \/ aluminum former unit – which is the same coil design from the U v.1 – but the new version is built with a stronger aluminum former. 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. The U v.2 series also features custom tooled cast aluminum vent rings in between the frame and top plate to effectively exchange air at a high velocity over the voice coil beneath the spider landing.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe U v.2 series features an all-new, custom tooled, cast aluminum frame designed specifically for this line. The cosmetics are very similar to the original v.1 frames but every size frame is substantially thicker and even features stiffening \/ heat dissipation ribs around the bottom part of the frame. The new frame design allows for significantly taller cones and wider spiders on the 10s and 12s compared to the v.1 which greatly enhance mechanical clearances. Moving on to the 15 the spider is also wider than the originals. The 18 uses the same spider and cone height as the originals but the frame is, of course, much stronger.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eGiven the stronger motor (15% more powerful), stronger coil construction, superior motor air-flow characteristics, and enhanced mechanical capacity we boosted the power rating to 1750-watts RMS from the 1500-watt rating of the previous version.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eIf you are looking for a woofer that sounds similar to the SA series but handles significantly more power… the U v.2 series is exactly what you need. It has been designed to live up to the reputation earned by our U v.1 series both in terms of every-day music enjoyment and SPL competition.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e \u003c\/div\u003e\n\u003ch3 class=\"el-title uk-text-danger uk-margin-top uk-margin-remove-bottom\" data-mce-fragment=\"1\"\u003eFeatures (Uv.2-10 \/ 12 \/ 15 \/ 18)\u003c\/h3\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003cdiv class=\"el-content uk-panel uk-margin-top\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eBlack Aluminum 3” voice coil former for superior heat dissipation\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eHigh Temperature Round-Wire ALU voice coil with high-temp black adhesive\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDouble stitched surround\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eHeavy duty cast baskets – all new, custom-tooled\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSpring loaded terminals accept up to 8 gauge\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eStitched-on double-XL tinsel leads\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSolid pole with vent channels and aluminum shorting ring cap\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRear drilled gap-venting\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eInnovative high-velocity cast aluminum vented frame spacer ring\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMagnet ID shorting ring\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eTop-Plate Cooling Channels\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eCast Aluminum surround bolt-on rings\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eOptimized for small ported or bandpass enclosures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e \u003c\/div\u003e\n\u003ch3 class=\"uk-h4 uk-margin-remove-top\" data-mce-fragment=\"1\"\u003eU 10\"\u003c\/h3\u003e\n\u003cdiv class=\"uk-margin\" data-mce-fragment=\"1\"\u003e\n\u003ctable class=\"uk-table uk-table-striped uk-table-small\" data-mce-fragment=\"1\"\u003e\n\u003cthead data-mce-fragment=\"1\"\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003cth class=\"uk-text-nowrap\" data-mce-fragment=\"1\"\u003eT\/S SPECS\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eU 10\" D2\u003c\/span\u003e\u003c\/th\u003e\n\u003cth class=\"uk-text-nowrap\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eU 10\" D4\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eRE (Ohms)\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e3.8\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e6.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eFS (Hz)\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e48.5\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e41.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eVAS (L)\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e8.3\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e11.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eQes\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e0.35\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e0.39\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eQms\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e3.20\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e3.21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eQts\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e0.32\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e0.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eLe (mH)\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e2.56\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e3.71\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eBL (NA)\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e26.8\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e29.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eMms (Grams)\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e216.3\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e219.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eCms (uM\/N)\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e0.05\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e0.07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eSens (dB @ 1w\/1m)\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e86.2db\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e84.9db\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"sundown audio","offers":[{"title":"Default Title","offer_id":42680681332784,"sku":null,"price":489.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/7033\/1184\/files\/900.jpg?v=1767220761","url":"https:\/\/fuegobassshop.com\/products\/copy-of-sundown-audio-u-8-d4-8-600w-rms-dual-4-ohm-subwoofer","provider":"Fuego Bass Shop","version":"1.0","type":"link"}