RCF L18S801 WOOFER

Features

4-inch, fiberglass inside/outside copper voice coil

1400W continuous program power handling

99.5 dB Sensitivity

38 Hz – 1 kHz Frequency range

Dual spider design with silicon based dampening control

M-roll surround and exponential cone geometry

General Specifications

Nominal Diameter: 460 / 18 mm/inch

Rated Impedance: 8 Ω

Program Power: 1400 W AES

Power handling capacity: 700 W AES

Sensitivity: 99.5 dB

Frequency Range: 38 Hz ÷ 1000 Hz

Effective Piston Diameter: 380 / 15 mm/inch

Max Excursion Before Damage (peak to peak): 40 / 1.6 mm/inch

Minimum Impedance: 6.3 Ω

Voice Coil Diameter: 100 / 4 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: 39 Hz

DC resistance: 4.9Ω

Mechanical factor: 8.3

Electrical factor: 0.30

Total factor: 0.29

BL Factor: 24.5 T · m

Effective Moving Mass: 148 g

Equivalent Cas air load: 206 liters

Effettive piston area: 0.113 m²

Max. linear excursion (mathematical): 6.8 mm

Voice - coil inductance @ 1kHz: 1.7 mH

Half-space efficiency: 3.93%

Mounting information

Overall Diameter: 470 / 18.5 mm/inch

Bolt Circle Diameter: 438 / 17.2 mm/inch

Bolt Hole Diameter: 8 / 0.3 mm/inch

Front Mount Baffle Cut-out: 416 / 16.4 mm/inch

Rear Mount Baffle Cut-out: 416 / 16.4 mm/inch

Depth: 209 / 8.3 mm/inch

Volume occupied by the driver: 6.5 / 0.23 liters/ft³

Net Weight: 13.1 / 29.1 kg/lbs

Shipping information

Shipping weight: 13.8 / 30.7 kg/lbs