{"product_id":"rcf-lf12g301-12-power-450w-rms-900w-prog-sensitivity-97-db-freq-range-40-2000-hz","title":"RCF LF12G301 12\" Power: 450W rms, 900W prog. Sensitivity: 97 dB Freq. Range 40-2000 Hz","description":"\u003ch2\u003eRCF LF12G301 12\" Power: 450W rms, 900W prog. Sensitivity: 97 dB Freq. Range 40-2000 Hz\u003c\/h2\u003e\n\u003cp\u003eHigh power 12\" woofer. Very good power handling, excellent and very low distortion. Copper voice coil construction, suspensions and cone materials designed to survive at 450Watt RMS power.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3-inch, fiberglass inside\/outside copper voice coil\u003c\/li\u003e\n\u003cli\u003e900W continuous program power handling\u003c\/li\u003e\n\u003cli\u003e97 dB Sensitivity\u003c\/li\u003e\n\u003cli\u003e40 Hz – 2 kHz Frequency range\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\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\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: 900 W\u003c\/li\u003e\n\u003cli\u003ePower Handling Capacity: 450 W\u003c\/li\u003e\n\u003cli\u003eSensitivity: 97.0 dB\u003c\/li\u003e\n\u003cli\u003eFrequency Range: 40–2000 Hz\u003c\/li\u003e\n\u003cli\u003eEffective Piston Diameter: 260 mm \/ 10.24 inch\u003c\/li\u003e\n\u003cli\u003eMax. Excursion Before Damage: 36 mm \/ 1.42 inch\u003c\/li\u003e\n\u003cli\u003eMinimum Impedance: 7.2 ohm\u003c\/li\u003e\n\u003cli\u003eVoice Coil Diameter: 3.0 inch \/ 76 mm\u003c\/li\u003e\n\u003cli\u003eVoice Coil Winding Material: Copper\u003c\/li\u003e\n\u003cli\u003eVoice Coil Length: 19 mm \/ 0.75 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: Ceramic\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): 43 Hz\u003c\/li\u003e\n\u003cli\u003eDC Resistance (Re): 5.80 ohm\u003c\/li\u003e\n\u003cli\u003eMechanical Factor (Qms): 4.60\u003c\/li\u003e\n\u003cli\u003eElectrical Factor (Qes): 0.23\u003c\/li\u003e\n\u003cli\u003eTotal Factor (Qts): 0.22\u003c\/li\u003e\n\u003cli\u003eBL Factor (Bl): 19.00 T × m\u003c\/li\u003e\n\u003cli\u003eEffective Moving Mass (Mms): 56.0 g\u003c\/li\u003e\n\u003cli\u003eEquivalent Cas Air Loaded (Vas): 97.0 liters\u003c\/li\u003e\n\u003cli\u003eEffective Piston Area (Sd): 56.000 m²\u003c\/li\u003e\n\u003cli\u003eMax. Linear Excursion (Xmax): 7 mm\u003c\/li\u003e\n\u003cli\u003eVoice Coil Inductance @ 1 kHz (Le1k): 1.20 mH\u003c\/li\u003e\n\u003cli\u003eHalf-Space Efficiency (Eff): 3.23%\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: 293–304 mm \/ 11.54–11.97 inch\u003c\/li\u003e\n\u003cli\u003eBolt Hole Diameter: 7 mm \/ 0.28 inch\u003c\/li\u003e\n\u003cli\u003eFront Mount Baffle Cut-Out: 282 mm \/ 11.1 inch\u003c\/li\u003e\n\u003cli\u003eRear Mount Baffle Cut-Out: 284 mm \/ 11.18 inch\u003c\/li\u003e\n\u003cli\u003eVolume Occupied by the Driver: 2.6 liters \/ 0.1 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 \u0026amp; Weight\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHeight: 140 mm \/ 5.51 inches\u003c\/li\u003e\n\u003cli\u003eDiameter: 320 mm \/ 12.6 inches\u003c\/li\u003e\n\u003cli\u003eWeight: 7 kg \/ 15.43 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: 210 mm \/ 8.27 inches\u003c\/li\u003e\n\u003cli\u003ePackage Width: 360 mm \/ 14.17 inches\u003c\/li\u003e\n\u003cli\u003ePackage Depth: 360 mm \/ 14.17 inches\u003c\/li\u003e\n\u003cli\u003ePackage Weight: 8.05 kg \/ 17.75 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"RCF","offers":[{"title":"Default Title","offer_id":48653403488450,"sku":"LF12G301","price":389.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0277\/2631\/5568\/files\/LF12G301-1.jpg?v=1787589450","url":"https:\/\/shop.solotech.com\/products\/rcf-lf12g301-12-power-450w-rms-900w-prog-sensitivity-97-db-freq-range-40-2000-hz","provider":"Solotech","version":"1.0","type":"link"}