Oberton 15NMB35

Subwoofer

15″ / 388 mm
Nominal diameter
39 Hz
Resonance
0.34
Q factor
96 dB
Sensitivity
± 6.75 mm
Linear excursion
1200 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
96.2
dB
Frequency response
45 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
38.9
Hz
Mechanical quality factor
QMS
8.88
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.34

Large signal parameters

Maximum linear excursion
xmax
6.75
mm
Air volume displaced at xmax
VD
560
cm³
Power handling
P
600
W
Program power
Pmax
1200
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
0.88
mH
VC Diameter
88
mm
Winding height
HVC
19
mm
Winding material
Aluminium
Former material
Kapton

Magnet

Flux density
B
1.05
T
Force factor
Bl
18.54
N/A
Motor constant
Bl/√RE
7.98
N/√W
Air gap height
HAG
11
mm
Material
Neodymium

Diaphragm

Effective diameter
325
mm
Effective area
SD
830
cm²
Moving mass
MMS
90.5
g
Moving mass (without air load)
MMD
73.6
g
Material
Paper with glassfiber

Suspensions

Stiffness
KMS
5.41
N/mm
Compliance
CMS
185
µm/N
Equivalent volume to the compliance
VAS
177
L
Mechanical resistance
RMS
2.49
N·s/m

Dimensions

Nominal diameter
15
388
mm
Overall diameter
388
mm
Baffle cutout diameter
355
mm
Overall depth
175
mm
Volume occupied by the driver (estimated)
3.2
L
Net weight
5.32
kg
Frame material
Die Cast Aluminium
Oberton 15NMB35 SPL
Oberton 15NMB35 Dimensions

Export this driver to a simulation software:

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