Oberton 18XB700

Woofer

18″ / 461 mm
Nominal diameter
36 Hz
Resonance
0.3
Q factor
96 dB
Sensitivity
± 9 mm
Linear excursion
2000 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
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
95.6
dB
Frequency response
35 - 1000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
36.1
Hz
Mechanical quality factor
QMS
9.26
Electrical quality factor
QES
0.31
Total quality factor
QTS
0.30

Large signal parameters

Maximum linear excursion
xmax
9.0
mm
Air volume displaced at xmax
VD
999
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
1.83
mH
VC Diameter
100
mm
Winding height
HVC
25
mm
Winding material
Copper
Former material
Glass fiber

Magnet

Flux density
B
0.97
T
Force factor
Bl
26.1
N/A
Motor constant
Bl/√RE
11.5
N/√W
Air gap height
HAG
14
mm
Material
Ferrite

Diaphragm

Effective diameter
376
mm
Effective area
SD
1110
cm²
Moving mass
MMS
182.6
g
Moving mass (without air load)
MMD
155.9
g
Material
Kevlar paper

Suspensions

Stiffness
KMS
9.4
N/mm
Compliance
CMS
106
µm/N
Equivalent volume to the compliance
VAS
183
L
Mechanical resistance
RMS
4.47
N·s/m

Dimensions

Nominal diameter
18
461
mm
Overall diameter
461
mm
Baffle cutout diameter
417
mm
Overall depth
203
mm
Volume occupied by the driver (estimated)
6.9
L
Net weight
12.55
kg
Frame material
Die cast aluminium
Oberton 18XB700 SPL
Oberton 18XB700 Dimensions

Export this driver to a simulation software:

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Similar subwoofers to Oberton 18XB700

Oberton 18XB1300 Subwoofer
18Subwoofer
fS
35 Hz
SD
1158 cm²
35 - 1000 Hz
QTS
0.29
xmax
12.0 mm
SPL1W
96 dB
Bl/√RE
12
Pmax
2600 W