{"product_id":"prv-audio-8mr400b-4-slim","title":"PRV Audio 8MR400B-4 Slim (Single Unit)","description":"\u003cdiv class=\"wp-block-media-text alignwide is-stacked-on-mobile\"\u003e\n\u003cdiv class=\"wp-block-media-text alignwide is-stacked-on-mobile\"\u003e\n\u003cdiv class=\"wp-block-media-text__content\"\u003e\n\u003ch4\u003e\u003cstrong\u003eHighlights\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSlim Design – Perfect for door stock location\u003c\/li\u003e\n\u003cli\u003eSound Quality without Cutting up interior Panels\u003c\/li\u003e\n\u003cli\u003eEndurance at Loudest Volumes\u003c\/li\u003e\n\u003cli\u003eVented Air pole piece for heat dissipation\u003c\/li\u003e\n\u003cli\u003eCenter phase plug for even sound distribution\u003c\/li\u003e\n\u003cli\u003e4 Ohms Impedance\u003c\/li\u003e\n\u003cli\u003eAlso available in 6″ – 6MR250B-4 SLIM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wp-block-media-text alignwide is-stacked-on-mobile\"\u003e\n\u003cfigure class=\"wp-block-media-text__media\"\u003e\u003ca href=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/8MR400B-4-SLIM-Highlights-Cone-514px2.jpg\" data-featherlight=\"image\"\u003e\u003cimg class=\"alignnone wp-image-19243 size-full\" src=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/8MR400B-4-SLIM-Highlights-Cone-514px2.jpg\" alt=\"\" width=\"514\" height=\"300\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003c\/figure\u003e\n\u003cdiv class=\"wp-block-media-text__content\"\u003e\n\u003cdiv class=\"wp-block-media-text__content\"\u003e\n\u003cp\u003eThe “bullet\" phase plug is made from pure aluminum acting as a radiator cooling system for the voice coil and machined to perfection for even sound dissipation. Beyond good looks, this cone is extremely light, providing excellent damping to keep an incredibly natural yet accurate sound.\u003c\/p\u003e\n\u003cp\u003eAlso featuring a cloth M-roll surround helping resonance to be kept under control making for an easy transition to a super tweeter.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/6MR250B-4-SLIM-8MR400B-4-SLIM-Highlight-Family-514px2.jpg\" alt=\"6MR250B-4 SLIM, 8MR400B-4 SLIM\"\u003e\u003c\/p\u003e\n\u003cfigure class=\"wp-block-media-text__media flipped\"\u003e\u003ca href=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/8MR400B-4-SLIM-Highlights-Tensil-Lead-514px2.jpg\" data-featherlight=\"image\"\u003e\u003cimg class=\"alignnone wp-image-19241 size-full\" src=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/8MR400B-4-SLIM-Highlights-Tensil-Lead-514px2.jpg\" alt=\"6MR500CF-NDY-4\" width=\"514\" height=\"300\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003c\/figure\u003e\n\u003cdiv class=\"wp-block-media-text__content\"\u003e\n\u003cdiv class=\"wp-block-media-text__content\"\u003e\n\u003cp\u003eThe suspension design of this mid range features the single layer spider – which connects to the coil former with premium stitched lead wires, all being driven by a copper-clad aluminum wire voice coil providing high efficiency and excellent power handling.\u003c\/p\u003e\n\u003cp\u003eYou can expect outstanding sound stage quality and realistic sound reproduction for a great value.\u003c\/p\u003e\n\u003cdiv id=\"tab-title-description\" class=\"accordion-item-active\"\u003e\n\u003cdiv id=\"tab-description\" class=\"accordion-content woocommerce-Tabs-panel entry-content\"\u003e\n\u003cdiv class=\"newlayout\"\u003e\n\u003cdiv class=\"wp-block-media-text alignwide is-stacked-on-mobile\"\u003e\n\u003cfigure class=\"wp-block-media-text__media\"\u003e\u003ca href=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/8MR400B-4-SLIM-Highlights-Magnet-514px2.jpg\" data-featherlight=\"image\"\u003e\u003cimg class=\"alignnone wp-image-19244 size-full\" src=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/8MR400B-4-SLIM-Highlights-Magnet-514px2.jpg\" alt=\"\" width=\"514\" height=\"300\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003c\/figure\u003e\n\u003cdiv class=\"wp-block-media-text__content\"\u003e\n\u003cdiv class=\"wp-block-media-text__content\"\u003e\n\u003cp\u003eBuilt for compact spaces and able to handle 400 watts of continuous power. Its slim design makes this the perfect car audio door speaker, allowing it to be utilized in endless ways.\u003c\/p\u003e\n\u003cp\u003eLoud and clear vocals all within 2.68″ of mounting depth without sacrifice quality and performance.\u003c\/p\u003e\n\u003ch4\u003eGENERAL SPECIFICATIONS\u003c\/h4\u003e\n\u003cdiv class=\"wp-block-columns has-2-columns\"\u003e\n\u003cdiv class=\"wp-block-column\"\u003e\n\u003ctable class=\"wp-block-table is-style-stripes\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8″ (152 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated AES Power Handling (RMS)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e200 Watts\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProgram Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensitivity 2.83V at 1m\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e93.5 dB\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eRecommended Hi Pass Crossover**\u003c\/strong\u003e **For Full Power Handling\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e125 Hz**\u003c\/strong\u003e **12db Per Octave Crossover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Response at -10dB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e95 – 7,500 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoice Coil Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5″ (38 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoice Coil Wire\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCCAW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoice Coil Winding Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormer Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKapton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMagnetic Gap Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrame Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStamped Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wp-block-column\"\u003e\n\u003cfigure class=\"wp-block-image\"\u003e\u003cimg class=\"wp-image-2070\" src=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/PRV-Audio-8MR400B-4-SLIM-Graphic.png\" alt=\"\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"wp-block-separator is-style-wide\"\u003e\n\u003ch4\u003eTHIELE-SMALL PARAMETERS\u003c\/h4\u003e\n\u003cdiv class=\"wp-block-columns has-2-columns\"\u003e\n\u003cdiv class=\"wp-block-column\"\u003e\n\u003ctable class=\"wp-block-table is-style-stripes\" width=\"499\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"50%\"\u003e\u003cstrong\u003eEquivalent Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"25%\"\u003eVas\u003c\/td\u003e\n\u003ctd width=\"25%\"\u003e15.7 l\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eExcursion (mathematical)***\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXmax\u003c\/td\u003e\n\u003ctd\u003e3.25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFree Air Resonance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFs\u003c\/td\u003e\n\u003ctd\u003e92.9  Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanical Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQms\u003c\/td\u003e\n\u003ctd\u003e25.53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eElectrical Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQes\u003c\/td\u003e\n\u003ctd\u003e0.76\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQts\u003c\/td\u003e\n\u003ctd\u003e0.74\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCone Area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSd\u003c\/td\u003e\n\u003ctd\u003e230 cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanical Mass\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMms\u003c\/td\u003e\n\u003ctd\u003e13.78 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBl Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBl\u003c\/td\u003e\n\u003ctd\u003e6.34 Tm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDc Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRe\u003c\/td\u003e\n\u003ctd\u003e3.8 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInductance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLe\u003c\/td\u003e\n\u003ctd\u003e0.167 mH at 1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanical Mass Without Air\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMmd\u003c\/td\u003e\n\u003ctd\u003e11.81 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanical Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCms\u003c\/td\u003e\n\u003ctd\u003e0.213 mm\/N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e***Xmax=(Voice coil winding depth-Magnetic Gap depth)\/2+ Mgnetic Gap Depth\/4\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wp-block-column\"\u003e\n\u003cfigure class=\"wp-block-image\"\u003e\u003cimg class=\"wp-image-2070\" src=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/PRV-Audio-8MR400B-4-SLIM-Impedance.png\" alt=\"\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"wp-block-separator is-style-wide\"\u003e\n\u003ch4\u003eEXTRA INFO\u003c\/h4\u003e\n\u003cdiv class=\"wp-block-columns has-2-columns\"\u003e\n\u003cdiv class=\"wp-block-column\"\u003e\n\u003ctable class=\"wp-block-table is-style-stripes\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8.23″ (209 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFront Mount Baffle Cutout\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.13″ (181 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.68″ (68 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.95″ (75 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.10 Lbs (2.30 kg) unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.50 Lbs (2.50 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCarton Dimensions W x L x H\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8.66″ x 8.66″ x 3.62″ (220 x 220 x 92 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wp-block-column\"\u003e\n\u003cfigure class=\"wp-block-image\"\u003e\u003cimg class=\"wp-image-2070\" src=\"https:\/\/prvaudio.com\/wp-content\/uploads\/2020\/04\/PRV-Audio-8MR400B-4-SLIM-Loudspeaker.png\" alt=\"\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"tab-title-technical-details\" class=\"accordion-item-active\"\u003e\n\u003cdiv class=\"accordion-header accordion-header-active\"\u003e \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"PRV Audio","offers":[{"title":"Default Title","offer_id":43066625130647,"sku":"R8MR400B4SLIMD","price":47.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/0326\/5687\/products\/4T8angBGaSg8b7qtZ4JecQ7sxL9oF22YZ2oh7cSn.jpg?v=1681959327","url":"https:\/\/ratchetbaggers.com\/products\/prv-audio-8mr400b-4-slim","provider":"Ratchet Baggers","version":"1.0","type":"link"}