{"title":"Stereo Integrity Subwoofers and Speakers","description":"\u003ch2\u003eEnclosures Built for Stereo Integrity Woofers\u003c\/h2\u003e\n\u003cp\u003eWe were building enclosures for SI drivers before we carried them. Every Proline X enclosure is CNC-cut from 3\/4 inch Langboard Elite MDF on ShopSabre routers in Tullahoma, Tennessee. \u003ca href=\"https:\/\/audiointensity.com\/collections\/stereo-integrity-subwoofer-box\"\u003eSee the Proline X enclosures built for SI woofers\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"stereo-integrity-sql-12-series-2-subwoofer","title":"Stereo Integrity SQL 12 Series 2 | 12 Inch Subwoofer","description":"\u003cstyle\u003e\n.si-desc{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.75;color:#1e293b;max-width:1200px;margin:0 auto;background:#ffffff}\n.si-hero{background:linear-gradient(135deg,#0b0b0c 0%,#2d3139 100%);padding:52px 36px;text-align:center;color:#ffffff}\n.si-hero .si-brand{font-size:.85em;letter-spacing:.3em;text-transform:uppercase;color:#cbd5e1;margin:0 0 10px 0}\n.si-hero .si-title{font-size:2.4em;font-weight:800;letter-spacing:1px;margin:0 0 8px 0;color:#ffffff}\n.si-hero .si-subtitle{font-size:1.15em;font-weight:300;color:#e2e8f0;margin:0 0 22px 0}\n.si-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:10px}\n.si-badge{background:rgba(255,255,255,.08);border:1px solid #9ca3af;color:#f8fafc;padding:7px 18px;border-radius:20px;font-size:.88em;font-weight:600}\n.si-section{padding:44px 36px;border-bottom:1px solid #e2e8f0;background:#ffffff}\n.si-section.si-alt{background:#f5f6f8}\n.si-section h2{color:#111827;font-size:1.8em;font-weight:700;margin:0 0 18px 0;padding-bottom:10px;border-bottom:3px solid #B91C1C}\n.si-section p{font-size:1.04em;color:#334155;margin:0 0 15px 0}\n.si-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:22px 0}\n.si-card{background:#ffffff;border:1px solid #e2e8f0;border-top:4px solid #B91C1C;border-radius:8px;padding:20px}\n.si-card h3{color:#111827;font-size:1.08em;font-weight:700;margin:0 0 8px 0}\n.si-card p{font-size:.97em;color:#475569;margin:0}\n.si-note{background:#f5f6f8;border-left:5px solid #B91C1C;padding:18px 22px;margin:22px 0;border-radius:0 8px 8px 0}\n.si-note p{margin:0;color:#334155}\n.si-link{display:inline-block;background:#B91C1C;color:#ffffff;text-decoration:none;font-weight:700;padding:12px 24px;border-radius:8px;margin:6px 0}\n.si-cta{background:linear-gradient(135deg,#0b0b0c 0%,#2d3139 100%);padding:44px 36px;text-align:center;color:#ffffff}\n.si-cta h2{color:#ffffff;font-size:1.6em;margin:0 0 12px 0}\n.si-cta p{color:#e5e7eb;font-size:1.04em;margin:0 0 8px 0}\n@media (max-width:600px){.si-grid{grid-template-columns:1fr}.si-hero,.si-section,.si-cta{padding:34px 18px}.si-hero .si-title{font-size:1.8em}}\n\u003c\/style\u003e\n\u003cdiv class=\"si-desc\"\u003e\n\u003cdiv class=\"si-hero\"\u003e\n\u003cp class=\"si-brand\"\u003eStereo Integrity\u003c\/p\u003e\n\u003cp class=\"si-title\"\u003eSQL 12 Series 2\u003c\/p\u003e\n\u003cp class=\"si-subtitle\"\u003e12 Inch Sound Quality Loud Subwoofer | Sold Individually\u003c\/p\u003e\n\u003cdiv class=\"si-badges\"\u003e\n\u003cspan class=\"si-badge\"\u003e1000W RMS\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003e2.75 in Copper Voice Coil\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003eDual 2 or Dual 4 Ohm\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003ePaper or Carbon Fiber Dust Cap\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003eKlippel Tested\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section\"\u003e\n\u003ch2\u003eSound Quality Loud\u003c\/h2\u003e\n\u003cp\u003eThe SQL 12 Series 2 is the 12 inch model in the Stereo Integrity SQL line, and the name is the design brief: Sound Quality Loud. Stereo Integrity developed it in Finite Element Analysis software and refined the coil and mass balance through several rounds of Klippel testing. The goal is a clean, accurate foundation for a sound quality system that can still deliver serious output when the music calls for it.\u003c\/p\u003e\n\u003cp\u003eStereo Integrity describes the SQL series as its best performance for the money. The SQL 12 works in a very small sealed enclosure or a small to medium ported enclosure, which makes it easy to fit into a daily driver without giving up the low end.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section si-alt\"\u003e\n\u003ch2\u003eInside the SQL 12\u003c\/h2\u003e\n\u003cdiv class=\"si-grid\"\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eSGLC Overhung Motor\u003c\/h3\u003e\n\u003cp\u003eA 2.75 inch solid copper voice coil is wound on a split, black anodized aluminum former with a 50 mm winding height. A solid aluminum Faraday ring nested in the Y35 ferrite motor lowers inductance for quicker transient response.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eWhy a 2.75 Inch Coil\u003c\/h3\u003e\n\u003cp\u003eStereo Integrity picked 2.75 inches as the balance point between common coil sizes. It carries less inductance than a 3 inch coil and more motor force than a 2.5 inch coil.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eDual Nomex Spiders\u003c\/h3\u003e\n\u003cp\u003eLarge 8 3\/8 inch dual Nomex spiders keep compliance uniform across the linear stroke and firm up near the excursion limit. Flat woven lead wires are stitched to the spider in a mirrored layout to prevent coil rocking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003ePaper Cone, Tall Rubber Surround\u003c\/h3\u003e\n\u003cp\u003eA naturally dried, treated paper cone brings the mass that suits low frequency reproduction, and the tall roll rubber surround is matched to the spiders for a balanced suspension.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section\"\u003e\n\u003ch2\u003eEnclosure and Power\u003c\/h2\u003e\n\u003cp\u003eStereo Integrity rates the SQL 12 at 1000 watts RMS. For a sealed build it recommends 0.65 to 1.0 cubic feet. For a ported build it recommends 1.7 cubic feet tuned to 27 Hz with 22 square inches of port area. The driver displaces 0.15 cubic feet, so account for it when you calculate net volume.\u003c\/p\u003e\n\u003cdiv class=\"si-note\"\u003e\u003cp\u003e\u003cstrong\u003eBuilt for this driver:\u003c\/strong\u003e Proline X builds Performance Optimized sealed, sealed wedge, and ported wedge enclosures designed around the SQL-12 at our shop in Tennessee.\u003c\/p\u003e\u003c\/div\u003e\n\u003ca class=\"si-link\" href=\"\/collections\/stereo-integrity-subwoofer-box\"\u003eShop Proline X Enclosures for Stereo Integrity\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section si-alt\"\u003e\n\u003ch2\u003eChoosing Your Version\u003c\/h2\u003e\n\u003cp\u003ePick the impedance that suits your amplifier. The dual 2 ohm version wires to 1 ohm in parallel or 4 ohms in series. The dual 4 ohm version wires to 2 ohms in parallel or 8 ohms in series.\u003c\/p\u003e\n\u003cp\u003eThe dust cap is available in paper or carbon fiber. Stereo Integrity publishes a single specification set for the SQL 12 and does not list separate figures for the carbon fiber cap.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section\"\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cdiv class=\"si-note\"\u003e\u003cp\u003e\u003cstrong\u003eCutout:\u003c\/strong\u003e 11.33 in. \u003cstrong\u003eOuter diameter:\u003c\/strong\u003e 12.91 in. \u003cstrong\u003eMounting depth:\u003c\/strong\u003e 7 in. \u003cstrong\u003eDisplacement:\u003c\/strong\u003e 0.15 cu ft. Stereo Integrity lists 1.25 in from the baffle to the top of the surround and recommends at least 0.5 in of clearance above the surround to a grille.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-cta\"\u003e\n\u003ch2\u003eAuthorized Stereo Integrity Dealer\u003c\/h2\u003e\n\u003cp\u003eAudio Intensity is an authorized Stereo Integrity dealer, and we build enclosures around their drivers.\u003c\/p\u003e\n\u003cp\u003eCall 931-563-5151 and we will help you match the SQL 12 to the right enclosure, amplifier, and install.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Stereo Integrity","offers":[{"title":"Dual 2 Ohm \/ Paper","offer_id":44924024520793,"sku":"SI-SQL12-D2-PAPER","price":439.99,"currency_code":"USD","in_stock":false},{"title":"Dual 2 Ohm \/ Carbon Fiber","offer_id":44924024553561,"sku":"SI-SQL12-D2-CARBON","price":519.99,"currency_code":"USD","in_stock":false},{"title":"Dual 4 Ohm \/ Paper","offer_id":44924024586329,"sku":"SI-SQL12-D4-PAPER","price":439.99,"currency_code":"USD","in_stock":false},{"title":"Dual 4 Ohm \/ Carbon Fiber","offer_id":44924024619097,"sku":"SI-SQL12-D4-CARBON","price":519.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/stereo-integrity-sql-12-subwoofer-front.jpg?v=1789575900"},{"product_id":"stereo-integrity-sql-15-series-2-subwoofer","title":"Stereo Integrity SQL 15 Series 2 | 15 Inch Subwoofer","description":"\u003cstyle\u003e\n.si-desc{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.75;color:#1e293b;max-width:1200px;margin:0 auto;background:#ffffff}\n.si-hero{background:linear-gradient(135deg,#0b0b0c 0%,#2d3139 100%);padding:52px 36px;text-align:center;color:#ffffff}\n.si-hero .si-brand{font-size:.85em;letter-spacing:.3em;text-transform:uppercase;color:#cbd5e1;margin:0 0 10px 0}\n.si-hero .si-title{font-size:2.4em;font-weight:800;letter-spacing:1px;margin:0 0 8px 0;color:#ffffff}\n.si-hero .si-subtitle{font-size:1.15em;font-weight:300;color:#e2e8f0;margin:0 0 22px 0}\n.si-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:10px}\n.si-badge{background:rgba(255,255,255,.08);border:1px solid #9ca3af;color:#f8fafc;padding:7px 18px;border-radius:20px;font-size:.88em;font-weight:600}\n.si-section{padding:44px 36px;border-bottom:1px solid #e2e8f0;background:#ffffff}\n.si-section.si-alt{background:#f5f6f8}\n.si-section h2{color:#111827;font-size:1.8em;font-weight:700;margin:0 0 18px 0;padding-bottom:10px;border-bottom:3px solid #B91C1C}\n.si-section p{font-size:1.04em;color:#334155;margin:0 0 15px 0}\n.si-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:22px 0}\n.si-card{background:#ffffff;border:1px solid #e2e8f0;border-top:4px solid #B91C1C;border-radius:8px;padding:20px}\n.si-card h3{color:#111827;font-size:1.08em;font-weight:700;margin:0 0 8px 0}\n.si-card p{font-size:.97em;color:#475569;margin:0}\n.si-note{background:#f5f6f8;border-left:5px solid #B91C1C;padding:18px 22px;margin:22px 0;border-radius:0 8px 8px 0}\n.si-note p{margin:0;color:#334155}\n.si-link{display:inline-block;background:#B91C1C;color:#ffffff;text-decoration:none;font-weight:700;padding:12px 24px;border-radius:8px;margin:6px 0}\n.si-cta{background:linear-gradient(135deg,#0b0b0c 0%,#2d3139 100%);padding:44px 36px;text-align:center;color:#ffffff}\n.si-cta h2{color:#ffffff;font-size:1.6em;margin:0 0 12px 0}\n.si-cta p{color:#e5e7eb;font-size:1.04em;margin:0 0 8px 0}\n@media (max-width:600px){.si-grid{grid-template-columns:1fr}.si-hero,.si-section,.si-cta{padding:34px 18px}.si-hero .si-title{font-size:1.8em}}\n\u003c\/style\u003e\n\u003cdiv class=\"si-desc\"\u003e\n\u003cdiv class=\"si-hero\"\u003e\n\u003cp class=\"si-brand\"\u003eStereo Integrity\u003c\/p\u003e\n\u003cp class=\"si-title\"\u003eSQL 15 Series 2\u003c\/p\u003e\n\u003cp class=\"si-subtitle\"\u003e15 Inch Sound Quality Loud Subwoofer | Sold Individually\u003c\/p\u003e\n\u003cdiv class=\"si-badges\"\u003e\n\u003cspan class=\"si-badge\"\u003e1000W RMS\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003e2.75 in Copper Voice Coil\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003eDual 2 or Dual 4 Ohm\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003e2 cu ft Sealed\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003ePaper or Carbon Fiber Dust Cap\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section\"\u003e\n\u003ch2\u003eMore Cone, Same SQL Recipe\u003c\/h2\u003e\n\u003cp\u003eThe SQL 15 Series 2 carries the Stereo Integrity SQL formula to a 15 inch cone. It has 127.6 square inches of piston area, compared with 82.51 on the SQL 12, so it moves considerably more air while keeping the motor, coil, and suspension design that defines the series. Stereo Integrity designed the line in Finite Element Analysis software and verified the coil and mass balance on a Klippel system.\u003c\/p\u003e\n\u003cp\u003eLike the rest of the SQL series, it is built to lay down an accurate sound quality foundation and still hit hard when a track demands it. Stereo Integrity recommends 2 cubic feet sealed or 4.25 cubic feet ported.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section si-alt\"\u003e\n\u003ch2\u003eInside the SQL 15\u003c\/h2\u003e\n\u003cdiv class=\"si-grid\"\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eOverhung SGLC Motor\u003c\/h3\u003e\n\u003cp\u003eThe SQL 15 uses the series SGLC overhung motor with a 2.75 inch solid copper voice coil on a split, black anodized aluminum former. A solid aluminum Faraday ring inside the Y35 ferrite structure reduces inductance so transients stay quick.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eBalanced Coil Size\u003c\/h3\u003e\n\u003cp\u003eAt 2.75 inches the coil sits between the usual 2.5 and 3 inch sizes, keeping inductance below a 3 inch coil while making more motor force than a 2.5 inch coil.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eDual Nomex Spiders\u003c\/h3\u003e\n\u003cp\u003eTwo 8 3\/8 inch Nomex spiders give an even compliance curve through the linear stroke and stiffen near the limit to handle extra excursion. Mirrored, stitched-on flat lead wires keep the coil from rocking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eTreated Paper Cone\u003c\/h3\u003e\n\u003cp\u003eThe naturally dried, treated paper cone and tall roll rubber surround are matched to the spiders so the suspension stays balanced as excursion climbs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section\"\u003e\n\u003ch2\u003eEnclosure and Power\u003c\/h2\u003e\n\u003cp\u003eStereo Integrity rates the SQL 15 at 1000 watts RMS. Its sealed recommendation is 2 cubic feet, and its ported recommendation is 4.25 cubic feet tuned to 22 Hz with 20 square inches of port area. The driver displaces 0.16 cubic feet.\u003c\/p\u003e\n\u003cdiv class=\"si-note\"\u003e\u003cp\u003e\u003cstrong\u003eBuilt for this driver:\u003c\/strong\u003e Proline X builds Performance Optimized sealed wedge enclosures for the SQL-15 in single and dual configurations, plus a ported wedge, at our shop in Tennessee.\u003c\/p\u003e\u003c\/div\u003e\n\u003ca class=\"si-link\" href=\"\/collections\/stereo-integrity-subwoofer-box\"\u003eShop Proline X Enclosures for Stereo Integrity\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section si-alt\"\u003e\n\u003ch2\u003eChoosing Your Version\u003c\/h2\u003e\n\u003cp\u003eDual 2 ohm coils wire to 1 ohm in parallel or 4 ohms in series, and dual 4 ohm coils wire to 2 ohms in parallel or 8 ohms in series, so choose the version that matches the load your amplifier wants.\u003c\/p\u003e\n\u003cp\u003ePaper and carbon fiber dust caps are both available. Stereo Integrity publishes one specification set for the SQL 15 and does not list separate figures for either dust cap or impedance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section\"\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cdiv class=\"si-note\"\u003e\u003cp\u003e\u003cstrong\u003eCutout:\u003c\/strong\u003e 14.17 in. \u003cstrong\u003eOuter diameter:\u003c\/strong\u003e 15.55 in. \u003cstrong\u003eMounting depth:\u003c\/strong\u003e 7.4 in. \u003cstrong\u003eDisplacement:\u003c\/strong\u003e 0.16 cu ft. Stereo Integrity lists 1.25 in from the baffle to the top of the surround.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-cta\"\u003e\n\u003ch2\u003eAuthorized Stereo Integrity Dealer\u003c\/h2\u003e\n\u003cp\u003eAudio Intensity is an authorized Stereo Integrity dealer, and we build enclosures around their drivers.\u003c\/p\u003e\n\u003cp\u003eCall 931-563-5151 and we will help you match the SQL 15 to the right enclosure, amplifier, and install.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Stereo Integrity","offers":[{"title":"Dual 2 Ohm \/ Paper","offer_id":44924040216665,"sku":"SI-SQL15-D2-PAPER","price":475.99,"currency_code":"USD","in_stock":false},{"title":"Dual 2 Ohm \/ Carbon Fiber","offer_id":44924040249433,"sku":"SI-SQL15-D2-CARBON","price":555.99,"currency_code":"USD","in_stock":false},{"title":"Dual 4 Ohm \/ Paper","offer_id":44924040282201,"sku":"SI-SQL15-D4-PAPER","price":475.99,"currency_code":"USD","in_stock":false},{"title":"Dual 4 Ohm \/ Carbon Fiber","offer_id":44924040314969,"sku":"SI-SQL15-D4-CARBON","price":555.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/stereo-integrity-sql-15-subwoofer-front.jpg?v=1789576014"},{"product_id":"stereo-integrity-m28-silk-dome-tweeter-pair","title":"Stereo Integrity M28 | 28mm Silk Dome Tweeter - Pair","description":"\u003cstyle\u003e\n.si-desc{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.75;color:#1e293b;max-width:1200px;margin:0 auto;background:#ffffff}\n.si-hero{background:linear-gradient(135deg,#0b0b0c 0%,#2d3139 100%);padding:52px 36px;text-align:center;color:#ffffff}\n.si-hero .si-brand{font-size:.85em;letter-spacing:.3em;text-transform:uppercase;color:#cbd5e1;margin:0 0 10px 0}\n.si-hero .si-title{font-size:2.4em;font-weight:800;letter-spacing:1px;margin:0 0 8px 0;color:#ffffff}\n.si-hero .si-subtitle{font-size:1.15em;font-weight:300;color:#e2e8f0;margin:0 0 22px 0}\n.si-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:10px}\n.si-badge{background:rgba(255,255,255,.08);border:1px solid #9ca3af;color:#f8fafc;padding:7px 18px;border-radius:20px;font-size:.88em;font-weight:600}\n.si-section{padding:44px 36px;border-bottom:1px solid #e2e8f0;background:#ffffff}\n.si-section.si-alt{background:#f5f6f8}\n.si-section h2{color:#111827;font-size:1.8em;font-weight:700;margin:0 0 18px 0;padding-bottom:10px;border-bottom:3px solid #B91C1C}\n.si-section p{font-size:1.04em;color:#334155;margin:0 0 15px 0}\n.si-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:22px 0}\n.si-card{background:#ffffff;border:1px solid #e2e8f0;border-top:4px solid #B91C1C;border-radius:8px;padding:20px}\n.si-card h3{color:#111827;font-size:1.08em;font-weight:700;margin:0 0 8px 0}\n.si-card p{font-size:.97em;color:#475569;margin:0}\n.si-note{background:#f5f6f8;border-left:5px solid #B91C1C;padding:18px 22px;margin:22px 0;border-radius:0 8px 8px 0}\n.si-note p{margin:0;color:#334155}\n.si-link{display:inline-block;background:#B91C1C;color:#ffffff;text-decoration:none;font-weight:700;padding:12px 24px;border-radius:8px;margin:6px 0}\n.si-cta{background:linear-gradient(135deg,#0b0b0c 0%,#2d3139 100%);padding:44px 36px;text-align:center;color:#ffffff}\n.si-cta h2{color:#ffffff;font-size:1.6em;margin:0 0 12px 0}\n.si-cta p{color:#e5e7eb;font-size:1.04em;margin:0 0 8px 0}\n@media (max-width:600px){.si-grid{grid-template-columns:1fr}.si-hero,.si-section,.si-cta{padding:34px 18px}.si-hero .si-title{font-size:1.8em}}\n\u003c\/style\u003e\n\u003cdiv class=\"si-desc\"\u003e\n\u003cdiv class=\"si-hero\"\u003e\n\u003cp class=\"si-brand\"\u003eStereo Integrity\u003c\/p\u003e\n\u003cp class=\"si-title\"\u003eM28\u003c\/p\u003e\n\u003cp class=\"si-subtitle\"\u003e28 mm Silk Dome Tweeter | Sold as a Pair\u003c\/p\u003e\n\u003cdiv class=\"si-badges\"\u003e\n\u003cspan class=\"si-badge\"\u003e28 mm Silk Dome\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003eMachined Aluminum Chassis\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003eFs 680 Hz\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003e24 mm Mounting Depth\u003c\/span\u003e \u003cspan class=\"si-badge\"\u003ePush Terminals\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section\"\u003e\n\u003ch2\u003eThe Successor to the M25 mkII\u003c\/h2\u003e\n\u003cp\u003eThe M28 replaces the Stereo Integrity M25 mkII with a larger dome and voice coil, which Stereo Integrity says brings cleaner output, lower distortion, and higher power handling. It keeps the same install-friendly approach: a shallow mounting depth, a polished front appearance, and a lotus pattern protective grille.\u003c\/p\u003e\n\u003cp\u003eThe chassis is machined aluminum with a black powder-coated finish, and a screw and clamp mounting ring keeps the outer diameter to a minimum for a clean look.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section si-alt\"\u003e\n\u003ch2\u003eEngineering Highlights\u003c\/h2\u003e\n\u003cdiv class=\"si-grid\"\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eTuned Rear Chamber\u003c\/h3\u003e\n\u003cp\u003eEven with a mounting depth under one inch, a tuned rear chamber lowers the resonant frequency to 680 Hz, making the M28 easier to blend with a midrange or midbass.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eHigh Quality Silk Dome\u003c\/h3\u003e\n\u003cp\u003eThe 28 mm dome and surround are silk for a natural, smooth sound, driven by a solid copper voice coil on a lightweight Kapton former.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eNeodymium Motor\u003c\/h3\u003e\n\u003cp\u003eA single slug of neodymium inside the motor drives the diaphragm in both directions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-card\"\u003e\n\u003ch3\u003eRecessed Push Terminals\u003c\/h3\u003e\n\u003cp\u003ePush terminals are recessed into the back of the tweeter and included in the 24 mm mounting depth, and the black anodized stainless steel grille carries a laser-etched logo.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section\"\u003e\n\u003ch2\u003eCrossover Recommendation\u003c\/h2\u003e\n\u003cp\u003eStereo Integrity recommends a high-pass crossover point of at least 2,000 Hz with a slope of 24 dB per octave or steeper. The specification sheet lists a frequency response of 1,800 Hz to 35,000 Hz.\u003c\/p\u003e\n\u003cdiv class=\"si-note\"\u003e\u003cp\u003e\u003cstrong\u003eBuild a front stage:\u003c\/strong\u003e Stereo Integrity pairs the M28 directly with the TM8 midbass for a 2-way, and adds the M3 Carbon midrange for a 3-way.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-section\"\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cdiv class=\"si-note\"\u003e\u003cp\u003e\u003cstrong\u003eOuter diameter:\u003c\/strong\u003e 59 mm. \u003cstrong\u003eCutout:\u003c\/strong\u003e 52 mm. \u003cstrong\u003eMounting depth:\u003c\/strong\u003e 24 mm including terminals. \u003cstrong\u003eMounting:\u003c\/strong\u003e screw and clamp ring. \u003cstrong\u003eImpedance:\u003c\/strong\u003e 4 ohm. Sold as a pair.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"si-cta\"\u003e\n\u003ch2\u003eAuthorized Stereo Integrity Dealer\u003c\/h2\u003e\n\u003cp\u003eAudio Intensity is an authorized Stereo Integrity dealer, and we build enclosures around their drivers.\u003c\/p\u003e\n\u003cp\u003eCall 931-563-5151 and we will help you plan a front stage around the M28.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Stereo Integrity","offers":[{"title":"Default Title","offer_id":44924109684825,"sku":"SI-M28","price":235.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/stereo-integrity-m28-m25-comparison.jpg?v=1789577166"}],"url":"https:\/\/audiointensity.com\/collections\/stereo-integrity.oembed","provider":"Audio Intensity","version":"1.0","type":"link"}