{"product_id":"sundown-audio-u-series-v-1-15-subwoofer","title":"Sundown Audio U-Series v.1 15\" Subwoofer","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRMS Power\u003c\/strong\u003e — 1,500W (3,000W peak)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExcursion\u003c\/strong\u003e — 30mm Xmax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpedance\u003c\/strong\u003e — Dual 2-ohm or dual 4-ohm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity\u003c\/strong\u003e — 91.2 dB (D2) \/ 90.2 dB (D4) @ 1W\/1m\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure\u003c\/strong\u003e — 2.0 cu ft sealed or 3.0 cu ft ported, tuned to 35 Hz\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Sundown Audio U-Series v.1 15″ Subwoofer\u003c\/p\u003e\u003cp\u003eThe U-Series is Sundown's premier standard-suspension woofer and the most direct successor to the famous Z v.3 line. The 15\" v.1 is rated at 1,500W RMS (3,000W peak) and moves air with a 30mm Xmax and a large 1,141.9 cm² cone area, giving it 91.2 dB sensitivity in the dual 2-ohm version. It works in a 2.0 cu ft sealed box or a 3.0 cu ft ported box tuned to 35 Hz, and it also suits 4th-order bandpass builds.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eRMS Power\u003c\/td\u003e\n\u003ctd\u003e1,500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Power\u003c\/td\u003e\n\u003ctd\u003e3,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003eDual 2-ohm or Dual 4-ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Depth\u003c\/td\u003e\n\u003ctd\u003e9.05\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd\u003e15.59\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutout Diameter\u003c\/td\u003e\n\u003ctd\u003e14.01\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Diameter\u003c\/td\u003e\n\u003ctd\u003e9.68\"\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\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, tuned to 35 Hz, 48 sq in port area\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4th Order Bandpass\u003c\/td\u003e\n\u003ctd\u003e1.5 cu ft sealed \/ 4.5 cu ft ported, 90 sq in port, 6\" port length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRE (D2 \/ D4)\u003c\/td\u003e\n\u003ctd\u003e3.8 \/ 6.1 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS (D2 \/ D4)\u003c\/td\u003e\n\u003ctd\u003e37.9 \/ 34.9 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVAS (D2 \/ D4)\u003c\/td\u003e\n\u003ctd\u003e54.0 \/ 63.9 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQts (D2 \/ D4)\u003c\/td\u003e\n\u003ctd\u003e0.31 \/ 0.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLe (D2 \/ D4)\u003c\/td\u003e\n\u003ctd\u003e2.44 \/ 3.80 mH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL (D2 \/ D4)\u003c\/td\u003e\n\u003ctd\u003e30.7 \/ 34.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMms (D2 \/ D4)\u003c\/td\u003e\n\u003ctd\u003e355.7 \/ 353.0 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity (D2 \/ D4)\u003c\/td\u003e\n\u003ctd\u003e91.2 dB \/ 90.2 dB @ 1W\/1m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Sundown Audio","offers":[{"title":"Dual 2 Ohm","offer_id":67736800690221,"sku":"SW-UV115D2","price":369.99,"currency_code":"USD","in_stock":true},{"title":"Dual 4 Ohm","offer_id":67736800722989,"sku":"SW-UV115D4","price":369.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/U-15-000.png?v=1793122491","url":"https:\/\/www.jsultimatesounds.com\/products\/sundown-audio-u-series-v-1-15-subwoofer","provider":"JS Ultimate Sounds","version":"1.0","type":"link"}