FaitalPRO 18FH500 4Ω

Name: 18FH500 4Ω
Brand: FaitalPRO

4Ω

8Ω 16Ω

Subwoofer

18″ / 460 mm

Nominal diameter

28 Hz

Resonance

0.29

Q factor

96 dB

Sensitivity

± 9.45 mm

Linear excursion

1200 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 96.1; dB
Frequency response: 30 - 3150; Hz
Resonance frequency (free air)
f_S: 28.0; Hz
Mechanical quality factor
Q_MS: 7.20
Electrical quality factor
Q_ES: 0.30
Total quality factor
Q_TS: 0.29
Maximum linear excursion
x_max: 9.45; mm
Maximum excursion before damage
x_lim: 17.5; mm
Air volume displaced at x_max
V_D: 1141; cm³
Power handling
P: 600; W
Program power
P_max: 1200; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 3.3; Ω
Inductance (1kHz)
L_E: 1.07; mH
VC Diameter: 77; mm
Winding height
H_VC: 22.4; mm
Winding material: Copper
Former material: Glass Fiber
Flux density
B: 1.2; T
Force factor
Bl: 16.7; N/A
Motor constant
Bl/√R_E: 9.19; N/√W
Air gap height
H_AG: 10.5; mm
Material: Neodymium Slug
Effective diameter: 392; mm
Effective area
S_D: 1207; cm²
Moving mass
M_MS: 143.9; g
Moving mass (without air load)
M_MD: 114.7; g
Stiffness
K_MS: 4.55; N/mm
Compliance
C_MS: 220; µm/N
Equivalent volume to the compliance
V_AS: 457; L
Mechanical resistance
R_MS: 3.5; N·s/m
Nominal diameter: 18; ″
: 460; mm
Overall diameter: 460; mm
Baffle cutout diameter: 424; mm
Overall depth: 202; mm
Flange thickness: 14; mm
Mounting depth: 188; mm
Volume occupied by the driver: 5.7; L
Net weight: 4.6; kg
Frame material: Aluminium

Datasheet

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FaitalPRO 18FH500 4Ω

Subwoofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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