Oberton 15NXB700
Woofer
15″ / 388 mm
Nominal diameter
38 Hz
Resonance
0.28
Q factor
95 dB
Sensitivity
± 9 mm
Linear excursion
2000 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
94.5
dB
Frequency response
38 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
38.3
Hz
Mechanical quality factor
QMS
8.75
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.28
Large signal parameters
Maximum linear excursion
xmax
9.0
mm
Air volume displaced at xmax
VD
747
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
1.98
mH
VC Diameter
100
mm
Winding height
HVC
25
mm
Winding material
Copper
Former material
Glass fiber
Magnet
Flux density
B
1.0
T
Force factor
Bl
25.99
N/A
Motor constant
Bl/√RE
11.4
N/√W
Air gap height
HAG
14
mm
Material
Neodymium
Diaphragm
Effective diameter
325
mm
Effective area
SD
830
cm²
Moving mass
MMS
156.9
g
Moving mass (without air load)
MMD
140.1
g
Material
Kevlar paper
Suspensions
Stiffness
KMS
9.09
N/mm
Compliance
CMS
110
µm/N
Equivalent volume to the compliance
VAS
106
L
Mechanical resistance
RMS
4.32
N·s/m
Dimensions
Nominal diameter
15
″
388
mm
Overall diameter
388
mm
Baffle cutout diameter
355
mm
Overall depth
203
mm
Volume occupied by the driver (estimated)
4.6
L
Net weight
8.1
kg
Frame material
Die Cast Aluminium
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SpeakerbenchSimilar subwoofers to Oberton 15NXB700
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15″Woofer
fS
37 Hz
SD
830 cm²
37 - 2000 Hz
QTS
0.28
xmax
9.0 mm
SPL1W
94 dB
Bl/√RE
11
Pmax
2000 W
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15″Subwoofer
fS
36 Hz
SD
855 cm²
35 - 1500 Hz
QTS
0.29
xmax
10.0 mm
SPL1W
95 dB
Bl/√RE
11
Pmax
2000 W
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15″Subwoofer
fS
39 Hz
SD
855 cm²
40 - 2000 Hz
QTS
0.29
xmax
8.0 mm
SPL1W
95 dB
Bl/√RE
11
Pmax
1400 W