Oberton 15XL700
Subwoofer
15″ / 385 mm
Nominal diameter
45 Hz
Resonance
0.28
Q factor
97 dB
Sensitivity
± 8.75 mm
Linear excursion
1400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.0
dB
Frequency response
45 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
45.3
Hz
Mechanical quality factor
QMS
10.07
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.28
Large signal parameters
Maximum linear excursion
xmax
8.75
mm
Air volume displaced at xmax
VD
726
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
1.05
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
23.07
N/A
Motor constant
Bl/√RE
10.0
N/√W
Air gap height
HAG
11
mm
Material
Ferrite
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
8.22
N/mm
Compliance
CMS
122
µm/N
Equivalent volume to the compliance
VAS
117
L
Mechanical resistance
RMS
2.87
N·s/m
Dimensions
Nominal diameter
15
″
385
mm
Overall diameter
388
mm
Baffle cutout diameter
355
mm
Overall depth
181
mm
Volume occupied by the driver (estimated)
5.5
L
Net weight
11.95
kg
Frame material
Die Cast Aluminium
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13.5″Coaxial
fS
45 Hz
SD
707 cm²
45 - 18000 Hz
QTS
0.28
xmax
6.0 mm
SPL1W
97 dB
Bl/√RE
8.07
Pmax
800 W
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15″Woofer
fS
43 Hz
SD
830 cm²
42 - 2500 Hz
QTS
0.26
xmax
7.3 mm
SPL1W
97 dB
Bl/√RE
11
Pmax
1000 W