Oberton 15NXL700
Subwoofer
15″ / 388 mm
Nominal diameter
43 Hz
Resonance
0.3
Q factor
98 dB
Sensitivity
± 9.25 mm
Linear excursion
1400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.6
dB
Frequency response
45 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
43.4
Hz
Mechanical quality factor
QMS
8.45
Electrical quality factor
QES
0.31
Total quality factor
QTS
0.30
Large signal parameters
Maximum linear excursion
xmax
9.25
mm
Air volume displaced at xmax
VD
767
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.3
Ω
Inductance (1kHz)
LE
0.52
mH
VC Diameter
100
mm
Winding height
HVC
23
mm
Winding material
Aluminium
Former material
Glass fiber
Magnet
Flux density
B
1.1
T
Force factor
Bl
21.71
N/A
Motor constant
Bl/√RE
9.43
N/√W
Air gap height
HAG
9
mm
Material
Neodymium
Diaphragm
Effective diameter
325
mm
Effective area
SD
830
cm²
Moving mass
MMS
101.6
g
Moving mass (without air load)
MMD
84.7
g
Material
Paper with Glassfiber
Suspensions
Stiffness
KMS
7.56
N/mm
Compliance
CMS
132
µm/N
Equivalent volume to the compliance
VAS
127
L
Mechanical resistance
RMS
3.28
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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fS
44 Hz
SD
713 cm²
45 - 18000 Hz
QTS
0.29
xmax
6.0 mm
SPL1W
98 dB
Bl/√RE
8.3
Pmax
800 W
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13.5″Coaxial
fS
44 Hz
SD
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45 - 18000 Hz
QTS
0.29
xmax
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Bl/√RE
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fS
46 Hz
SD
908 cm²
40 - 1500 Hz
QTS
0.29
xmax
8.2 mm
SPL1W
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Bl/√RE
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