{"product_id":"ad2208-d4","title":"AD2208 D4","description":"\u003cp\u003eThe 2200 series 8″ employs a finely-tuned balance of damping and motor force to achieve high efficiency, offering exceptional versatility and performance in a variety of real-world functions:\u003c\/p\u003e\n\u003cp\u003ePaired with a traditional (4th order) bass-reflex enclosure, the subwoofer’s output can be focused along a narrow bandwidth for use in sheer loudness \/ SPL applications. In a 6th order bass-reflex, the output can be spread along a wider frequency range, shifting emphasis onto sound quality with articulate delivery and highly controlled excursion.\u003c\/p\u003e\n\u003cpre\u003e\u003cstrong\u003eFs\u003c\/strong\u003e\t44.41 Hz\r\n\u003cstrong\u003eQms\u003c\/strong\u003e\t5.62\r\n\u003cstrong\u003eVas\u003c\/strong\u003e\t6.45 l\r\n\u003cstrong\u003eCms\u003c\/strong\u003e\t0.11 mm\/N\r\n\u003cstrong\u003eMms\u003c\/strong\u003e\t113.00 g\r\n\u003cstrong\u003eRms\u003c\/strong\u003e\t5.66 kg\/s\r\n\u003cstrong\u003eDia\u003c\/strong\u003e\t159.99 mm\r\n\u003cstrong\u003eSd\u003c\/strong\u003e\t201.06 cm²\r\n\t\r\n\u003cstrong\u003eQes\u003c\/strong\u003e\t0.59\r\n\u003cstrong\u003eRe\u003c\/strong\u003e\t7.37 Ω\r\n\u003cstrong\u003eLe\u003c\/strong\u003e\t2.46 mH\r\n\u003cstrong\u003eZ\u003c\/strong\u003e\t8.00 Ω\r\n\u003cstrong\u003eBl\u003c\/strong\u003e\t19.85 Tm\r\n\u003cstrong\u003eBl²\/Re\u003c\/strong\u003e\t53.43 N²\/W\r\n\r\n\u003cstrong\u003eQts\u003c\/strong\u003e\t0.53\r\n\u003cstrong\u003eno\u003c\/strong\u003e\t0.92 %\r\n\u003cstrong\u003eSPL\u003c\/strong\u003e\t81.80 dB\r\n\u003cstrong\u003eEBP\u003c\/strong\u003e\t75.25\r\n\r\n\u003cstrong\u003eNominal Diameter\u003c\/strong\u003e\t\t8in\r\n\u003cstrong\u003eOverall Diameter\u003c\/strong\u003e\t\t8.39 in \/ 213 mm\r\n\u003cstrong\u003eMounting Hole Diameter\u003c\/strong\u003e\t\t7.13 in \/ 181 mm\r\n\u003cstrong\u003eBolt Hole Circle Diameter\u003c\/strong\u003e\r\n\u003cstrong\u003eMotor Outer Diameter         \u003c\/strong\u003e   5.70 in \/ 145 mm\r\n\u003cstrong\u003eMounting Depth\u003c\/strong\u003e\t\t\t5.16 in \/ 131 mm\r\n\u003cstrong\u003eRequired Pole Vent Clearance\u003c\/strong\u003e\r\n\u003cstrong\u003eDriver Displacement\u003c\/strong\u003e\t\t0.048 cu ft \/ 1.37 l\r\n\r\n\u003cstrong\u003eMinimum Sealed Volume\u003c\/strong\u003e\t\tN\/A\r\n\u003cstrong\u003eMinimum Vented Volume\u003c\/strong\u003e\t\t0.42 cu ft \/ 12 l net*\r\n\r\n* Tune for desired response\u003c\/pre\u003e\n\u003cp\u003e\u003cimg class=\"alignnone size-full wp-image-704\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_2208_vented.png\" alt=\"\" width=\"800\" height=\"898\"\u003e\u003cimg class=\"alignnone size-full wp-image-3341\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_2208_vented_dual-1024x869-1.png\" alt=\"\" width=\"1024\" height=\"869\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe above designs have been engineered for a “two tier” balance of compatibility: First, between the cabin acoustics of a sedan, hatchback and an SUV, and second, between the two available voice coil configurations, for a total of six balance points. This ensures a linear response and optimal power handling for listening purposes under most circumstances. Please visit our \u003ca href=\"https:\/\/adcaraudio.com\/store\/enclosure-design-service\/\"\u003eEnclosure Design Service\u003c\/a\u003e page for custom designs.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-25.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-3120\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-truck-4-door-dual-subs.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-92.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-3966\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-45.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-102.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-3996\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-52.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-127.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-4076\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-72.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-143.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-4132\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-85.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-164.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-4231\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-102.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Design-181.pdf\"\u003e\u003cimg class=\"alignnone size-full wp-image-4752\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/Web-Enclosure-Design-Button-120.png\" alt=\"\" width=\"300\" height=\"255\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Audio Dynamics","offers":[{"title":"Default Title","offer_id":52549563646183,"sku":null,"price":189.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.mediocrecustoms.com\/products\/ad2208-d4","provider":"Mediocre Customs","version":"1.0","type":"link"}