Eighteen Sound 18LW2400

4Ω

Subwoofer

18″ / 460 mm

Nominal diameter

33 Hz

Resonance

0.32

Q factor

95 dB

Sensitivity

± 9.5 mm

Linear excursion

2400 W

Program Power

Eighteen Sound 18LW2400 Subwoofer

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.4; dB
Frequency response: 30 - 2500; Hz
Resonance frequency (free air)
f_S: 33.0; Hz
Mechanical quality factor
Q_MS: 6.40
Electrical quality factor
Q_ES: 0.33
Total quality factor
Q_TS: 0.32
Maximum linear excursion
x_max: 9.5; mm
Air volume displaced at x_max
V_D: 1164; cm³
Power handling
P: 1200; W
Program power
P_max: 2400; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 2.6; Ω
Inductance (1kHz)
L_E: 0.9; mH
VC Diameter: 100; mm
Winding material: Copper
Force factor
Bl: 18.0; N/A
Motor constant
Bl/√R_E: 11.2; N/√W
Material: Ferrite
Effective diameter: 395; mm
Effective area
S_D: 1225; cm²
Moving mass
M_MS: 200; g
Moving mass (without air load)
M_MD: 170.3; g
Material: Weather protected
Stiffness
K_MS: 8.62; N/mm
Compliance
C_MS: 116; µm/N
Equivalent volume to the compliance
V_AS: 235; L
Mechanical resistance
R_MS: 6.48; N·s/m
Nominal diameter: 18; ″
: 460; mm
Overall diameter: 462; mm
Baffle cutout diameter: 416; mm
Overall depth: 214; mm
Flange thickness: 24; mm
Mounting depth: 190; mm
Volume occupied by the driver (estimated): 7.2; L
Net weight: 12.75; kg

Eighteen Sound 18LW2400 SPL

Eighteen Sound 18LW2400 Dimensions

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Similar subwoofers to Eighteen Sound 18LW2400

Beyma 18P1000Fe V2/S Subwoofer

f_S: 33 Hz
S_D: 1250 cm²
Q_TS: 0.32
x_max: 8.0 mm
SPL_1W: 95 dB
Bl/√R_E: 12
P_max: 2400 W

Fane COLOSSUS 18XB Subwoofer

f_S: 33 Hz
S_D: 1131 cm²
Q_TS: 0.34
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Eighteen Sound 18LW2420 8Ω Subwoofer

f_S: 34 Hz
S_D: 1225 cm²
Q_TS: 0.36
x_max: 10.0 mm
SPL_1W: 95 dB
Bl/√R_E: 11
P_max: 2600 W