{"product_id":"rcf-mb12n301-12-power-500w-rms-1000w-prog-sensitivity-98-5-db-freq-range-50-3000-hz","title":"RCF MB12N301 12\" Power: 500W rms, 1000W prog. Sensitivity: 98,5 dB Freq. Range 50-3000 Hz","description":"\u003ch2\u003eRCF MB12N301 12\" Power: 500W rms, 1000W prog. Sensitivity: 98,5 dB Freq. Range 50-3000 Hz\u003c\/h2\u003e\n\u003cp\u003eThe MB12N301 is a neodymium, high efficiency, 12” mid-bass. High sensitivity, excellent linearity and very high power handling capabilities. The magnetic structure is powered by a large neodymium magnet that provides an extremely high flux density in the gap. The new hyper-vented aluminium basket and magnetic assembly design provide an excellent heat dissipation and lower power compression. Special air-forced ventilations are provided for voice coil, magnet assembly and basket. M-roll surround and spider design offer great linearity and precise reproduction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3.0-inch, fibreglass inside\/outside copper voice coil\u003c\/li\u003e\n\u003cli\u003e1000 Watt continuous program power handling\u003c\/li\u003e\n\u003cli\u003e98.5dB Sensitivity\u003c\/li\u003e\n\u003cli\u003e50Hz –3.0KHz Frequency range\u003c\/li\u003e\n\u003cli\u003eDual-forced air ventilation for minimum power compression\u003c\/li\u003e\n\u003cli\u003eM-roll surround and exponential cone geometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"_wdUoQG_assistantMessage\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"_wdUoQG_messageCopy _A1mksG_dilContent _pKBN-W_sportsContent\"\u003e\n\u003cp\u003e\u003cstrong\u003eGeneral specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNominal Diameter : 12 inch \/ 305 mm\u003c\/li\u003e\n\u003cli\u003eRated Impedance : 8 ohm\u003c\/li\u003e\n\u003cli\u003eProgram Power (watt) : 1000 W\u003c\/li\u003e\n\u003cli\u003ePower handling capacity : 500 W\u003c\/li\u003e\n\u003cli\u003eSensitivity : 98.5 dB\u003c\/li\u003e\n\u003cli\u003eFrequency range : 50 - 3000 Hz\u003c\/li\u003e\n\u003cli\u003eEffective piston diameter : 260 mm \/ 10.24 inch\u003c\/li\u003e\n\u003cli\u003eMax. Excursion Before Damage : 34 mm \/ 1.34 inch\u003c\/li\u003e\n\u003cli\u003eMinimum Impedance (ohm) : 6.7 ohm\u003c\/li\u003e\n\u003cli\u003eVoice Coil Diameter : 3.0 inch \/ 76 mm\u003c\/li\u003e\n\u003cli\u003eVoice Coil Winding Material : Aluminum\u003c\/li\u003e\n\u003cli\u003eVoice Coil Length : 17 mm \/ 0.67 inch\u003c\/li\u003e\n\u003cli\u003eNumber of layers : 2\u003c\/li\u003e\n\u003cli\u003eKind of layers : inside\/outside\u003c\/li\u003e\n\u003cli\u003eTop Plate Thickness : 10 mm \/ 0.39 inch\u003c\/li\u003e\n\u003cli\u003eCone Design : Curved\u003c\/li\u003e\n\u003cli\u003eSurround Material : Polycotton\u003c\/li\u003e\n\u003cli\u003eSurround Design : M-roll\u003c\/li\u003e\n\u003cli\u003eMagnets : Neodymium\u003c\/li\u003e\n\u003cli\u003eDual-force air ventilation : Yes\u003c\/li\u003e\n\u003cli\u003eSpider : 01\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThiele - small parameters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eResonance frequency (Fs) : 54 Hz\u003c\/li\u003e\n\u003cli\u003eDC resistance (Re) (ohm) : 5.80 ohm\u003c\/li\u003e\n\u003cli\u003eMechanical factor : 3.10 Qms\u003c\/li\u003e\n\u003cli\u003eElectrical factor : 0.26 Qes\u003c\/li\u003e\n\u003cli\u003eTotal factor : 0.24 Qts\u003c\/li\u003e\n\u003cli\u003eBl factor (Bl) (T x m) : 19.00 T x m\u003c\/li\u003e\n\u003cli\u003eEffective moving mass (Mms) : 48.0 g\u003c\/li\u003e\n\u003cli\u003eEquivalent Cas air loaded (Vas) : 71.0 liters\u003c\/li\u003e\n\u003cli\u003eEffective piston area (Sd) : 0.050 m2\u003c\/li\u003e\n\u003cli\u003eMax. linear excursion (Xmax) : 6 mm\u003c\/li\u003e\n\u003cli\u003eVoice coil inductance @ 1kHz (Le1k) : 1.80 mH\u003c\/li\u003e\n\u003cli\u003eHalf-space efficency (Eff) : 4.00%\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMounting information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOverall diameter : 320 mm \/ 12.6 inches\u003c\/li\u003e\n\u003cli\u003eBolt circle diameter : 295-304 mm \/ 11.61-11.97 inch\u003c\/li\u003e\n\u003cli\u003eBolt hole diameter : 6 mm \/ 0.24 inch\u003c\/li\u003e\n\u003cli\u003eFront mount baffle cut-out : 288 mm \/ 11.34 inch\u003c\/li\u003e\n\u003cli\u003eRear mount baffle cut-out : 288 mm \/ 11.34 inch\u003c\/li\u003e\n\u003cli\u003eVolume occupied by the driver : 2.2 liters \/ 0.09 ft3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eStandard compliance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSafety agency : CE compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSize \/ Weight\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHeight : 146 mm \/ 5.75 inches\u003c\/li\u003e\n\u003cli\u003eDiameter : 320 mm \/ 12.6 inches\u003c\/li\u003e\n\u003cli\u003eWeight : 3.4 kg \/ 7.5 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eShipping information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePackage Height : 194 mm \/ 7.64 inches\u003c\/li\u003e\n\u003cli\u003ePackage Width : 364 mm \/ 14.33 inches\u003c\/li\u003e\n\u003cli\u003ePackage Depth : 354 mm \/ 13.94 inches\u003c\/li\u003e\n\u003cli\u003ePackage Weight : 4.2 kg \/ 9.26 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"RCF","offers":[{"title":"Default Title","offer_id":48653405683906,"sku":"MB12N301","price":529.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0277\/2631\/5568\/files\/MB12N301-1.jpg?v=1787599201","url":"https:\/\/shop.solotech.com\/products\/rcf-mb12n301-12-power-500w-rms-1000w-prog-sensitivity-98-5-db-freq-range-50-3000-hz","provider":"Solotech","version":"1.0","type":"link"}