{"product_id":"erfw12d4-12-diecast-4-ohm-dvc-500-watt-shallow-subwoofer","title":"ERFW12D4 : 12” Diecast 4 Ohm DVC Shallow Subwoofer","description":"\u003ch3 class=\"react-pdf__Page__textContent textLayer\" data-main-rotation=\"0\"\u003e\u003cspan class=\"markedContent\"\u003e\u003cspan role=\"presentation\" dir=\"ltr\"\u003eOverview\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eA Higher Standard of Sound. \u003c\/strong\u003eCompact subwoofer delivering controlled bass through efficient cooling and precise cone movement.\u003c\/p\u003e\n\u003ch3 class=\"react-pdf__Page__textContent textLayer\" data-main-rotation=\"0\"\u003e\u003cspan class=\"markedContent\"\u003e\u003cspan role=\"presentation\" dir=\"ltr\"\u003eFeatures\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e▪ High Temp Voice Coil Wire Around Vented KSV Former\u003cbr\u003e▪ Radial Basket Vents for Voice Coil Cooling\u003cbr\u003e▪ Large Gauge Push Button Speaker Wire Terminals\u003cbr\u003e▪ Proprietary Injection Molded Polypropylene Cone\u003cbr\u003e▪ High Excursion Foam Surround\u003cbr\u003e▪ Extended Linear Roll Progressive Dampener\u003cbr\u003e▪ Stealth Gasket for Custom Mounting Applications\u003cbr\u003e▪ Anti-Resonance Heavy Gauge Shallow Die-Cast basket\u003cbr\u003e▪ Optimized Motor for Low Frequency Response\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 data-main-rotation=\"0\" class=\"react-pdf__Page__textContent textLayer\"\u003e\u003cspan class=\"markedContent\"\u003e\u003cspan dir=\"ltr\" role=\"presentation\"\u003eSpecifications\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e▪ Nominal Power Handling: 750 Watts\u003cbr\u003e▪ Peak Power Handling: 1500 Watts\u003cbr\u003e▪ Impedance: Dual 4Ω Voice Coil\u003cbr\u003e▪ Free Air Resonance (Fo) 28.046 Hz\u003cbr\u003e▪ D.C. Voice Coil Resistance (Re): 6.400 Ω\u003cbr\u003e▪ Mechanical Quality Factor (Qms): 4.323\u003cbr\u003e▪ Electrical Quality Factor (Qes): 0.685\u003cbr\u003e▪ Total Quality Factor (Qts): 0.591\u003cbr\u003e▪ Equivalent Air Volume (Vas): 47.133 L\u003cbr\u003e▪ Mass of Diaphragm\/Coil (Mms): 253.055 g\u003cbr\u003e▪ Force Factor (BL): 20.408 TM\u003cbr\u003e▪ Sound Pressure Level (SPL): 83.7 dB\u003cbr\u003e▪ Effective Diaphragm Area (Sd): 51.071m\u003cbr\u003e▪ Compliance of Mechanical Suspension (Cms): 127.258 mm\/N\u003cbr\u003e▪ Moving Mass of Diaphragm (Mmd): 246.419 m Kg\u003cbr\u003e▪ MMd: 240.000g\u003c\/p\u003e\n\u003ch6\u003eDimensions\u003c\/h6\u003e\n\u003cp\u003e▪ Overall Diameter: 12.68”\/ 322 mm\u003cbr\u003e▪ Mounting Depth: 4.13”\/ 105 mm\u003cbr\u003e▪ Cutout Diameter: 11.08”\/ 281.4 mm\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eProduct Manual\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0865\/3255\/5027\/files\/erfw_sub_manual_2.pdf?v=1781639935\" rel=\"noopener\" target=\"_blank\"\u003eDownload Manual\u003c\/a\u003e\u003c\/p\u003e","brand":"Euphoria","offers":[{"title":"Default Title","offer_id":52646077497619,"sku":"810180462051","price":349.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0865\/3255\/5027\/files\/IMG_0158copy_e583dd42-f1d4-49cf-a57e-6b2a26aced4e.png?v=1774542482","url":"https:\/\/dbdrive.net\/products\/erfw12d4-12-diecast-4-ohm-dvc-500-watt-shallow-subwoofer","provider":"DB Drive","version":"1.0","type":"link"}