{"product_id":"performance-optimized-wedge-wide-sealed-triple-10-enclosure-audiocontrol-spike-spk-10","title":"AudioControl Spike SPK-10 Triple Box: Sealed 10\" Wedge Wide Enclosure","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 | Triple AudioControl Spike SPK-10\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003eTriple 10\" Sealed Wedge Enclosure | Built for SUV Cargo Floors\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e0.897 ft3 Net per Driver\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e2.69 ft3 Net Total\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eQtc 0.69\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e3 Sealed Chambers\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e40\" x 17\" x 8.82\/15.01\"\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\u003eThree AudioControl Spike SPK-10 in a 40 Inch Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eThe wide wedge is a fixed SUV platform: 40 inches across and 17 tall, built to span a cargo floor against the rear seat. Depth is the only dimension that moves, and it is solved for the driver. Here it runs 8.82 in at the top to 15.01 in at the base.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e0.897 cubic feet net per driver on AudioControl's published Fs 38.5 Hz, Qts 0.575 and Vas 11.7 liters: Qtc 0.695, system resonance 46.5 Hz, half power 47.4 Hz. One box serves Single 2 Ohm and Single 4 Ohm, so the depth is the one that keeps both closest to 0.707.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThree Fully Separate Chambers\u003c\/h2\u003e\n\u003cp\u003eTwo bonded full-height 3\/4 inch MDF dividers split the cabinet into three sealed chambers of 0.897 cubic feet net, one driver each, so no driver loads another. Three pre-wired terminal cups on the rear panel, one per chamber. The center chamber has no side wall, so all three cups go on the back for a matching set.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eCargo-Floor Wedge Design\u003c\/h2\u003e\n\u003cp\u003eThe woofers mount on the vertical face and fire rearward toward the liftgate. The raked face goes against the rear seat back.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eRaked Face Matches the Seat\u003c\/h4\u003e\n\u003cp\u003eA 20 degree rear panel follows the lean of a rear seat back.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003e40 Inches Across\u003c\/h4\u003e\n\u003cp\u003eBuilt to span a cargo floor. Measure between the rear wheel wells.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003e17 Inches Tall\u003c\/h4\u003e\n\u003cp\u003eCheck it against your cargo cover and rear glass before you order.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003e15.01 Inches Deep at the Base\u003c\/h4\u003e\n\u003cp\u003eMeasure the cargo floor before you order.\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 the AudioControl Spike SPK-10\u003c\/h2\u003e\n\u003cp\u003eHalf power lands at 47.4 Hz anechoic, before cabin gain. AudioControl publishes 0.063 cubic feet of driver displacement and it is taken out of the net figure for every driver.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers (Per Driver)\u003c\/h3\u003e\n\u003ctable class=\"df-tier\"\u003e\n\u003ctr\u003e\n\u003cth\u003eDriver\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\u003eSPK-10S2\u003c\/td\u003e\n\u003ctd\u003eQtc 0.695\u003c\/td\u003e\n\u003ctd\u003e46.5 Hz\u003c\/td\u003e\n\u003ctd\u003e47.4 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSPK-10S4\u003c\/td\u003e\n\u003ctd\u003eQtc 0.719\u003c\/td\u003e\n\u003ctd\u003e51.3 Hz\u003c\/td\u003e\n\u003ctd\u003e50.4 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eEach opening is cut to 9.250 in for the 10.748 in frame. The rear panel rakes 20 degrees, so the cavity deepens from 8.82 in at the top to 15.01 in at the base, and the 5.32 in deep motor clears it with 3.20 in to spare. Three woofers across the 40 inch face, one centered on each chamber.\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 fold, sides and dividers 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\u003eAudioControl's Own Parameters\u003c\/h4\u003e\n\u003cp\u003eFs 38.5 Hz, Qts 0.575, Qes 0.634, Qms 6.122, Vas 11.7 L, Sd 314 cm2, Xmax 14 mm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring Three AudioControl Spike SPK-10 to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eEach SPK-10S2 has a single 2 ohm voice coil. The three in parallel present 0.67 ohms; in series, 6 ohms. Check the result against your amplifier's minimum stable impedance before powering up. Each SPK-10S4 has a single 4 ohm voice coil. The three in parallel present 1.33 ohms; in series, 12 ohms. Check the result against your amplifier's minimum stable impedance before powering up. \u003c\/p\u003e\n\u003cp\u003eAudioControl rates the driver at 500 watts RMS each, 1500 across all three. Recommended amplifier: 350 to 500 W RMS per driver, 1,050 to 1,500 W RMS for the full set of 3. The top of that range needs the 25 Hz subsonic; without it keep each driver under 404 W.\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, three pre-wired terminal cups on the rear panel, 12 gauge OFC. Polyfill wall lining installed in every chamber. Threaded inserts at every mounting location, 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\u003eTriple AudioControl Spike SPK-10: 40 Inch SUV Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003e0.897 cubic feet net per driver at Qtc 0.695, F3 47.4 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":47458004795481,"sku":"PO 10TW-S W SPK10 BB","price":519.99,"currency_code":"USD","in_stock":true},{"title":"None","offer_id":47458005221465,"sku":"PO 10TW-S W SPK10 B","price":499.99,"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_5f1b608c-4054-4cb5-a50a-a503377b9609.jpg?v=1791937400","url":"https:\/\/audiointensity.com\/products\/performance-optimized-wedge-wide-sealed-triple-10-enclosure-audiocontrol-spike-spk-10","provider":"Audio Intensity","version":"1.0","type":"link"}