18″ / 460 mm
Nominal diameter
29 Hz
Resonance
0.4
Q factor
93 dB
Sensitivity
± 20.17 mm
Linear excursion
3200 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.5
dB
Frequency response
30 - 1600
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
29.0
Hz
Mechanical quality factor
QMS
9.90
Electrical quality factor
QES
0.42
Total quality factor
QTS
0.40
Large signal parameters
Maximum linear excursion
xmax
20.17
mm
Maximum excursion before damage
xlim
36.0
mm
Air volume displaced at xmax
VD
2394
cm³
Power handling
P
1600
W
Program power
Pmax
3200
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
2.04
mH
VC Diameter
100
mm
Winding height
HVC
45
mm
Former material
Glass Fiber
Magnet
Flux density
B
1.15
T
Force factor
Bl
25.4
N/A
Motor constant
Bl/√RE
11.0
N/√W
Air gap height
HAG
14
mm
Material
Neodymium Sectors
Diaphragm
Effective diameter
389
mm
Effective area
SD
1187
cm²
Moving mass
MMS
275
g
Moving mass (without air load)
MMD
246.3
g
Suspensions
Stiffness
KMS
9.09
N/mm
Compliance
CMS
110
µm/N
Equivalent volume to the compliance
VAS
216
L
Mechanical resistance
RMS
5.1
N·s/m
Dimensions
Nominal diameter
18
″
460
mm
Overall diameter
460
mm
Baffle cutout diameter
422
mm
Overall depth
233
mm
Flange thickness
14
mm
Mounting depth
219
mm
Volume occupied by the driver
7.3
L
Net weight
10.2
kg
Similar subwoofers to FaitalPRO 18XL1800 8Ω
18″Subwoofer
fS
29 Hz
SD
1164 cm²
30 - 2000 Hz
QTS
0.33
xmax
9.0 mm
SPL1W
94 dB
Bl/√RE
11
Pmax
2400 W
18″Subwoofer
fS
30 Hz
SD
1210 cm²
30 - 1000 Hz
QTS
0.40
xmax
7.0 mm
SPL1W
93 dB
Bl/√RE
10
Pmax
1400 W
15″Woofer
fS
25 Hz
SD
820 cm²
25 - 2500 Hz
QTS
0.31
xmax
5.5 mm
SPL1W
93 dB
Bl/√RE
7.96
Pmax
200 W