Oberton 15NMB600
Subwoofer
15″ / 388 mm
Nominal diameter
43 Hz
Resonance
0.17
Q factor
100 dB
Sensitivity
± 5.25 mm
Linear excursion
1200 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
99.6
dB
Frequency response
45 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
43.3
Hz
Mechanical quality factor
QMS
7.22
Electrical quality factor
QES
0.18
Total quality factor
QTS
0.17
Large signal parameters
Maximum linear excursion
xmax
5.25
mm
Air volume displaced at xmax
VD
436
cm³
Power handling
P
600
W
Program power
Pmax
1200
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz)
LE
1.01
mH
VC Diameter
100
mm
Winding height
HVC
15
mm
Winding material
Copper
Former material
Kapton
Magnet
Flux density
B
1.45
T
Force factor
Bl
27.43
N/A
Motor constant
Bl/√RE
11.7
N/√W
Air gap height
HAG
9
mm
Material
Neodymium
Diaphragm
Effective diameter
325
mm
Effective area
SD
830
cm²
Moving mass
MMS
89.7
g
Moving mass (without air load)
MMD
72.8
g
Material
Paper with Kevlar
Suspensions
Stiffness
KMS
6.62
N/mm
Compliance
CMS
151
µm/N
Equivalent volume to the compliance
VAS
145
L
Mechanical resistance
RMS
3.37
N·s/m
Dimensions
Nominal diameter
15
″
388
mm
Overall diameter
388
mm
Baffle cutout diameter
355
mm
Overall depth
198
mm
Volume occupied by the driver (estimated)
4.5
L
Net weight
7.9
kg
Frame material
Die Cast Aluminium
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12″Mid Bass
fS
51 Hz
SD
522 cm²
50 - 4000 Hz
QTS
0.18
xmax
2.8 mm
SPL1W
99 dB
Bl/√RE
7.93
Pmax
500 W
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12″Woofer
fS
49 Hz
SD
531 cm²
60 - 5000 Hz
QTS
0.19
xmax
4.5 mm
SPL1W
99 dB
Bl/√RE
7.96
Pmax
600 W
.png.webp)
12″Woofer
fS
49 Hz
SD
531 cm²
60 - 5000 Hz
QTS
0.19
xmax
4.5 mm
SPL1W
99 dB
Bl/√RE
7.96
Pmax
600 W