Oberton 15MB500

Subwoofer

15″ / 385 mm
Nominal diameter
42 Hz
Resonance
0.34
Q factor
97 dB
Sensitivity
± 7.75 mm
Linear excursion
1000 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
96.5
dB
Frequency response
50 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
41.5
Hz
Mechanical quality factor
QMS
12.85
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.34

Large signal parameters

Maximum linear excursion
xmax
7.75
mm
Air volume displaced at xmax
VD
643
cm³
Power handling
P
500
W
Program power
Pmax
1000
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.3
Ω
Inductance (1kHz)
LE
0.92
mH
VC Diameter
77
mm
Winding height
HVC
21
mm
Winding material
Aluminium
Former material
Kapton

Magnet

Flux density
B
1.2
T
Force factor
Bl
18.54
N/A
Motor constant
Bl/√RE
8.09
N/√W
Air gap height
HAG
11
mm
Material
Ferrite

Diaphragm

Effective diameter
325
mm
Effective area
SD
830
cm²
Moving mass
MMS
87.5
g
Moving mass (without air load)
MMD
70.6
g
Material
Paper with glassfiber

Suspensions

Stiffness
KMS
5.95
N/mm
Compliance
CMS
168
µm/N
Equivalent volume to the compliance
VAS
162
L
Mechanical resistance
RMS
1.78
N·s/m

Dimensions

Nominal diameter
15
385
mm
Overall diameter
388
mm
Baffle cutout diameter
355
mm
Overall depth
172
mm
Volume occupied by the driver (estimated)
4.1
L
Net weight
7.8
kg
Frame material
Die Cast Aluminium
Oberton 15MB500 SPL
Oberton 15MB500 Dimensions

Export this driver to a simulation software:

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