Eighteen Sound 15LW1401

4Ω

Subwoofer

15″ / 380 mm

Nominal diameter

39 Hz

Resonance

0.26

Q factor

97 dB

Sensitivity

± 9 mm

Linear excursion

1400 W

Program Power

Eighteen Sound 15LW1401 Subwoofer

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 96.7; dB
Frequency response: 40 - 2400; Hz
Resonance frequency (free air)
f_S: 39.0; Hz
Mechanical quality factor
Q_MS: 7.21
Electrical quality factor
Q_ES: 0.27
Total quality factor
Q_TS: 0.26
Maximum linear excursion
x_max: 9.0; mm
Air volume displaced at x_max
V_D: 765; cm³
Power handling
P: 1000; W
Program power
P_max: 1400; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 3.5; Ω
Inductance (1kHz)
L_E: 1.02; mH
VC Diameter: 100; mm
Force factor
Bl: 22.0; N/A
Motor constant
Bl/√R_E: 11.8; N/√W
Effective diameter: 329; mm
Effective area
S_D: 850; cm²
Moving mass
M_MS: 125; g
Moving mass (without air load)
M_MD: 107.7; g
Stiffness
K_MS: 7.52; N/mm
Compliance
C_MS: 133; µm/N
Equivalent volume to the compliance
V_AS: 127; L
Mechanical resistance
R_MS: 4.25; N·s/m
Spider material: Double Silicon
Nominal diameter: 15; ″
: 380; mm
Overall diameter: 387; mm
Baffle cutout diameter: 353; mm
Overall depth: 163; mm
Flange thickness: 19; mm
Mounting depth: 144; mm
Volume occupied by the driver (estimated): 5.4; L
Net weight: 12.9; kg

Eighteen Sound 15LW1401 SPL

Eighteen Sound 15LW1401 Dimensions

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