Oberton 12NB601
Woofer
12″ / 315 mm
Nominal diameter
50 Hz
Resonance
0.31
Q factor
94 dB
Sensitivity
± 8.75 mm
Linear excursion
1200 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.6
dB
Frequency response
50 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
50.5
Hz
Mechanical quality factor
QMS
10.02
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.31
Large signal parameters
Maximum linear excursion
xmax
8.75
mm
Air volume displaced at xmax
VD
450
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
0.97
mH
VC Diameter
100
mm
Winding height
HVC
23
mm
Winding material
Aluminium
Former material
Glass fiber
Magnet
Flux density
B
1.3
T
Force factor
Bl
22.91
N/A
Motor constant
Bl/√RE
9.79
N/√W
Air gap height
HAG
11
mm
Material
Neodymium
Diaphragm
Effective diameter
256
mm
Effective area
SD
515
cm²
Moving mass
MMS
95
g
Moving mass (without air load)
MMD
86.6
g
Material
Paper with glassfiber
Suspensions
Stiffness
KMS
9.52
N/mm
Compliance
CMS
105
µm/N
Equivalent volume to the compliance
VAS
38.7
L
Mechanical resistance
RMS
3.01
N·s/m
Dimensions
Nominal diameter
12
″
315
mm
Overall diameter
315
mm
Baffle cutout diameter
280
mm
Overall depth
180
mm
Volume occupied by the driver (estimated)
3.7
L
Net weight
7.8
kg
Frame material
Die Cast Aluminium
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SpeakerbenchSimilar subwoofers to Oberton 12NB601
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10″Woofer
fS
52 Hz
SD
346 cm²
50 - 3000 Hz
QTS
0.31
xmax
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SPL1W
94 dB
Bl/√RE
6.49
Pmax
900 W
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10″Coaxial
fS
54 Hz
SD
346 cm²
60 - 4800 Hz
QTS
0.35
xmax
6.0 mm
SPL1W
94 dB
Bl/√RE
6.2
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fS
47 Hz
SD
380 cm²
47 - 2000 Hz
QTS
0.33
xmax
7.0 mm
SPL1W
93 dB
Bl/√RE
6.87
Pmax
500 W