RCF LF12G301, Woofer 12", 450 Watt RMS / 8 Ohm

Very good power handling, excellent and very low distortion. Copper voice coil construction, suspensions and cone materials designed to survive at 450Watt RMS power.

Features 3-inch, fiberglass inside/outside copper voice coil 900W continuous program power handling 97 dB Sensitivity 40 Hz - 2 kHz Frequency range M-roll surround and exponential cone geometry

General Specifications Nominal Diameter: 300 / 12 mm/inch Rated Impedance: 8 Ohm Program Power: 900 W AES Power handling capacity: 450 W AES Sensitivity: 97 dB Frequency Range: 40 Hz ÷ 2000 Hz Effective Piston Diameter: 260 / 10.2 mm/inch Max Excursion Before Damage (peak to peak): 36 / 1.4 mm/inch Minimum Impedance: 7.2 Ohm Voice Coil Diameter: 76 / 3 mm/inch Voice Coil Material: Copper Voice Coil Winding Depth: 18.5 / 0.7 mm/inch Number of layers: 2 Kind of layer: inside / outside Top Plate Thickness: 10 / 0.4 mm/inch Cone Material: No pressed pulp Cone Design: Curved Surround Material: Polycotton Surround Design: M - roll

Thiele/Small Parameters Resonance frequency: 43 Hz DC resistance: 5.8 Ohm Mechanical factor: 4.6 Electrical factor: 0.23 Total factor: 0.22 BL Factor: 19 T · m Effective Moving Mass: 56 g Equivalent Cas air load: 97 liters Effettive piston area: 0.053 m² Max. linear excursion (mathematical): 6.8 mm Voice - coil inductance @ 1kHz: 2.0 mH Half-space efficiency: 3.23%

Mounting information Overall Diameter: 320 / 12.6 mm/inch Bolt Circle Diameter: 293-304 / 11.5-12 mm/inch Bolt Hole Diameter: 6.5 / 0.3 mm/inch Front Mount Baffle Cut-out: 282 / 11.1 mm/inch Rear Mount Baffle Cut-out: 284 / 11.2 mm/inch Depth: 138 / 5.4 mm/inch Volume occupied by the driver: 2.6 / 0.09 liters/ft³ Net Weight: 7.3 / 16.2 kg/lbs