{"product_id":"performance-optimized-wedge-wide-sealed-dual-12-enclosure-arc-audio-arc-12","title":"Performance Optimized Wedge Wide Sealed Dual 12\" Enclosure | Arc Audio ARC 12","description":"\u003cdiv class=\"po-wrap\"\u003e\n\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge Wide | Dual Arc Audio ARC 12\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003eDual 12\" Sealed Wide Wedge Enclosure | 41\" Wide, 16\" Tall\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e1.39 ft3 Net per Chamber\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e2.98 ft3 Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eQtc 0.71 (D2)\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eTwo Separate Chambers\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e41\" x 16\" x 9.32\/15.14\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eA Pair of Arc Audio ARC 12 in a Wide Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eThis is the wide version of the dual wedge: a fixed 41 inch by 16 inch face that spreads two ARC 12 across the width of a cargo floor and keeps the cabinet shallow. The ARC 12 is Arc Audio's 12 inch, 350 watts RMS, 16 mm of one-way excursion on 470 square centimeters of cone, and 6 inches of mounting depth. Every figure comes from the Arc Audio ARC Series owner's manual and product page, for both the dual 2 and dual 4 ohm versions.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e1.39 cubic feet net per chamber is the Butterworth volume for the ARC 12 D2. One cabinet serves both coils: the ARC 12 D2 reads Qtc 0.707 with half power at 38.8 Hz, and the D4 reads Qtc 0.802 at 35.6 Hz.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTwo Fully Separate Chambers\u003c\/h2\u003e\n\u003cp\u003eA bonded full-height 3\/4 inch MDF divider splits the cabinet into two sealed chambers of 1.39 cubic feet net each, so every driver sees exactly the airspace printed on this page. Two drivers sharing one volume load each other; the divider removes that, and each chamber carries its own polyfill.\u003c\/p\u003e\n\u003cp\u003eThe cabinet is 41.00 inches wide, 16 tall, 9.32 inches deep at the top and 15.14 at the base. One shared side-mounted terminal cup feeds both driver positions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWide Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThe drivers mount on the vertical face and fire rearward; the back panel rakes 20 degrees to sit against the rear seat.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003e41 Inches Across\u003c\/h4\u003e\n\u003cp\u003eWider than our standard 32 inch dual, so the cabinet can stay shallow and spread the pair across the floor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003e16 Inches Tall\u003c\/h4\u003e\n\u003cp\u003eOne height for the whole wide dual line, low enough to clear a cargo cover.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eRaked Seat-Side Face\u003c\/h4\u003e\n\u003cp\u003eMatches the roughly 20 degree lean of a factory rear seat back.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eCargo Space Kept\u003c\/h4\u003e\n\u003cp\u003e15.14 inches at the base, so the floor in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for a pair of Arc Audio ARC 12\u003c\/h2\u003e\n\u003cp\u003eHalf power lands at 38.8 Hz anechoic on the D2, before any cabin gain. At Qtc 0.71 the response is maximally flat into the rolloff, so F3 and fc coincide. The 0.07 cubic foot driver displacement is taken out of the net figure.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers (Per Chamber)\u003c\/h3\u003e\n\u003ctable class=\"df-tier\"\u003e\n\u003ctr\u003e\n\u003cth\u003eDriver (per chamber)\u003c\/th\u003e\n\u003cth\u003eSystem Qtc\u003c\/th\u003e\n\u003cth\u003efc\u003c\/th\u003e\n\u003cth\u003eF3\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eARC 12 dual 2 ohm\u003c\/td\u003e\n\u003ctd\u003eQtc 0.707\u003c\/td\u003e\n\u003ctd\u003e38.7 Hz\u003c\/td\u003e\n\u003ctd\u003e38.8 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eARC 12 dual 4 ohm\u003c\/td\u003e\n\u003ctd\u003eQtc 0.802\u003c\/td\u003e\n\u003ctd\u003e39.7 Hz\u003c\/td\u003e\n\u003ctd\u003e35.6 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eBoth baffle openings are cut to 11 in under the 12.375 in frame. The rear panel rakes 20 degrees, so the cavity deepens from 9.32 in at the top to 15.14 in at the base, and the 6 in motor clears it with 2.82 in to spare. Arc Audio prints no bolt circle for the ARC 12, so the baffle ships undrilled with a threaded insert kit and stainless machine screws: set each driver in its recess, mark its holes, drill, press the inserts and bolt it down.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWhat the Numbers Rest On\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4 in MDF throughout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC cut V-grooves at every panel intersection, sides and divider seated in dados.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4 in MDF sheets at the driver face, the outer layer machined as a flush recess.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePublished Parameters\u003c\/h4\u003e\n\u003cp\u003eD2: Fs 22.8 Hz, Qts 0.42, Qes 0.47, Qms 3.68, Vas 74.4 L, Sd 470 cm2. D4: Fs 23.2 Hz, Qts 0.47, Qes 0.53, Qms 3.83, Vas 76.3 L, Sd 470 cm2.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring a pair of Arc Audio ARC 12 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eA pair of ARC 12 D2 drivers can land on 0.5 ohm with all four coils in parallel, 2 ohms as series pairs in parallel, or 8 ohms all in series. A pair of ARC 12 D4 drivers can land on 1 ohm with all four coils in parallel, 4 ohms as series pairs in parallel, or 16 ohms all in series. Anything under 1 ohm, and many amplifiers at 1 ohm, is outside what the amplifier is built for; series wiring is the safe default. Confirm the final load against your amplifier's minimum stable impedance before powering the system.\u003c\/p\u003e\n\u003cp\u003ePower handling is 350 watts RMS per driver, 700 across the pair. Aim for roughly 244 to 350 watts per driver at the impedance you wire.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eCut and assembled in Tullahoma, Tennessee on our own CNC equipment. Finished in plush black carpet with the gloss black acrylic baffle insert, one shared pre-wired terminal cup, 12 gauge OFC to both driver positions. Polyfill wall lining installed in both chambers. Threaded insert kit and stainless machine screws in the box. 1 year limited warranty. Enclosure only, the drivers are purchased separately. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003eDual Arc Audio ARC 12: 41 Inch Wide Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003e1.39 cubic feet net per chamber at Qtc 0.707 on the D2, F3 38.8 Hz, cut direct fit and built to order in Tennessee.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Black","offer_id":47368702066777,"sku":"PO 12DW-S W ARC BB","price":469.99,"currency_code":"USD","in_stock":true},{"title":"None","offer_id":47368702689369,"sku":"PO 12DW-S W ARC B","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/proline-x-micro-series-dual-15-sealed-enclosure-built-for-resonix-gus-15subwoofer-enclosuresproline-x-9360178_281f8955-c8e0-449d-b594-740b8f94c598.jpg?v=1790976674","url":"https:\/\/audiointensity.com\/products\/performance-optimized-wedge-wide-sealed-dual-12-enclosure-arc-audio-arc-12","provider":"Audio Intensity","version":"1.0","type":"link"}