RCF LF12G301 WOOFER

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 Ω

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 Ω

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: 5.8Ω

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

Shipping information

Shipping weight: 8.1 / 18.0 kg/lbs