RCF LF15N401 WOOFER

Features

4-inch, fiberglass inside/outside copper voice coil

1800W continuous program power handling

97 dB Sensitivity

35 Hz – 1.5 kHz Frequency range

Dual-forced air ventilation and 15mm top plate for minimum power compression

Dual spider design with silicon based dampening control

Triple-roll surround and corrugated straight cone geometry

General Specifications

Nominal Diameter: 380 / 15 mm/inch

Rated Impedance: 8 Ω

Program Power: 1800 W AES

Power handling capacity: 900 W AES

Sensitivity: 97 dB

Frequency Range: 35 Hz ÷ 1500 Hz

Effective Piston Diameter: 340/13.4 mm/inch

Max Excursion Before Damage (peak to peak): 52 / 2.1 mm/inch

Minimum Impedance: 6.3 Ω

Voice Coil Diameter: 100 / 4 mm/inch

Voice Coil Material: Copper

Voice Coil Winding Depth: 25 / 1.0 mm/inch

Number of layers: 2

Kind of layer: inside / outside

Top Plate Thickness: 15 / 0.6 mm/inch

Cone Material: No pressed pulp

Cone Design: Straight

Surround Material: Polycotton

Surround Design: Triple roll

Thiele/Small Parameters

DC resistance: 5.1Ω

Mechanical factor: 5.8

Electrical factor: 0.23

Total factor: 0.22

BL Factor: 27.8 T · m

Effective Moving Mass: 158 g

Equivalent Cas air load: 160 liters

Effettive piston area: 0.091 m²

Max. linear excursion (mathematical): 8.8 mm

Voice - coil inductance @ 1kHz: 2.5 mH

Half-space efficiency: 2.64%

Mounting information

Overall Diameter: 393 / 15.5 mm/inch

Bolt Circle Diameter: 371-376 / 14.6-14.8 mm/inch

Bolt Hole Diameter: 6.5 / 0.3 mm/inch

Front Mount Baffle Cut-out: 354 / 13.9 mm/inch

Rear Mount Baffle Cut-out: 354 / 13.9 mm/inch

Depth: 158 / 6.2 mm/inch

Volume occupied by the driver: 3.8 / 0.13 liters/ft³

Net Weight: 8.6 / 19.1 kg/lbs

Shipping information

Shipping weight: 9.3 / 20.7 kg/lbs