Oberton 15NXB1200

Subwoofer

15″ / 388 mm
Nominal diameter
38 Hz
Resonance
0.32
Q factor
95 dB
Sensitivity
± 12 mm
Linear excursion
2400 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
94.5
dB
Frequency response
38 - 1000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
38.5
Hz
Mechanical quality factor
QMS
8.26
Electrical quality factor
QES
0.34
Total quality factor
QTS
0.32

Large signal parameters

Maximum linear excursion
xmax
12.0
mm
Air volume displaced at xmax
VD
996
cm³
Power handling
P
1200
W
Program power
Pmax
2400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.3
Ω
Inductance (1kHz)
LE
0.71
mH
VC Diameter
100
mm
Winding height
HVC
29
mm
Winding material
Copper
Former material
Glass fiber

Magnet

Flux density
B
1.27
T
Force factor
Bl
23.62
N/A
Motor constant
Bl/√RE
10.3
N/√W
Air gap height
HAG
10
mm
Material
Neodymium

Diaphragm

Effective diameter
325
mm
Effective area
SD
830
cm²
Moving mass
MMS
146.8
g
Moving mass (without air load)
MMD
129.9
g
Material
Paper with carbone fibers

Suspensions

Stiffness
KMS
8.55
N/mm
Compliance
CMS
117
µm/N
Equivalent volume to the compliance
VAS
112
L
Mechanical resistance
RMS
4.3
N·s/m

Dimensions

Nominal diameter
15
388
mm
Overall diameter
388
mm
Baffle cutout diameter
355
mm
Overall depth
204
mm
Volume occupied by the driver (estimated)
4.9
L
Net weight
8.82
kg
Frame material
Die Cast Aluminium
Oberton 15NXB1200 SPL
Oberton 15NXB1200 Dimensions

Export this driver to a simulation software:

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Oberton 15XB1200 Subwoofer
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fS
40 Hz
SD
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QTS
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xmax
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