Brand: RCF
Model: L18S801
Type: Buffer
Description: L18S801 is a classic high-performance 18 "woofer. A perfect combination of the length of the voice coil, moving the in weight control slurries converter makes this the preferred solution for many speakers and annuities companies. The construction of the voice coil, and the materials and the provision of cone withstand up to 700 watts RMS.
Features:
4-inch copper coil glasovaa fiberglass outside / inside
Power 1400W continuous operation
99.5 db sensitivity
38 Hz - 1 kHz frequency range
Design - double silicone spider control
M-surround and exponential cone geometry
Main specifications:
Nominal Diameter: 460/18 mm / inch
Rated impedance: 8 Ω
Music Power: 1400 W AES
Power: 700 W AES
Sensitivity: 99.5 dB
Frequency response: 38 Hz ÷ 1000 Hz
Effective piston diameter: 380/15 mm / inch
Points before damage: 40 / 1.6 mm / inch
Minimum impedance: 6.3 Ω
Diameter voice coil: 100/4 mm / inch
Material voice coil: Copper
Height of voice coil: 18.5 / 0.7 mm / inch
Number of Layers: 2
Type of layers: indoor / outdoor
Thickness of the base plate 10 / 0.4 mm / inch
Material Cone: nepresiran pulp
Cone Design: rounded
Surround material: Polycotton
Surround Design: M - roll
Parameters:
Resonance Frequency: 39 Hz
DC resistance: 4.9Ω
Mechanical factor: 8.3
Electrical factor: 0.30
Overall: 0.29
BL factor: 24.5 T · m
Effective moving masa148g
Equivalent kas air load: 206 liters
Effective piston area: 0.113 m²
Max. linear excursion: 6.8 mm
Inductance of the voice coil @ 1kHz: 1.7 mH
Efficiency of the half of the space: 3.93%
Information about the installation:
External diameter: 470 / 18.5 mm / inch
Turning diameter of the screw: 438 / 17.2 mm / inch
Diameter: 8 / 0.3 mm / inch
Hole in a front embedding: 416 / 16.4 mm / inch
Built-opening rear: 416 / 16.4 mm / inch
Depth: 209 / 8.3 mm / inch
Volume occupied by driver: 6.5 / 0:23 liters / ft ³
Weight: 13.1 kg
Application: L18S801 is its best application in band pass, reflex-horn and horn loaded systems. It is ideal for compact bass reflex for live music when required maximum stroke volume. It is one of the fastest converters in its category.