Oberton 12B45V
Subwoofer
12″ / 310 mm
Nominal diameter
48 Hz
Resonance
0.35
Q factor
94 dB
Sensitivity
± 10.5 mm
Linear excursion
900 W
Program Power
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.9
dB
Frequency response
40 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
47.9
Hz
Mechanical quality factor
QMS
7.37
Electrical quality factor
QES
0.37
Total quality factor
QTS
0.35
Large signal parameters
Maximum linear excursion
xmax
10.5
mm
Air volume displaced at xmax
VD
540
cm³
Power handling
P
450
W
Program power
Pmax
900
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
4.9
Ω
Inductance (1kHz)
LE
0.73
mH
VC Diameter
77
mm
Winding height
HVC
25
mm
Winding material
Aluminium
Former material
Glass fiber
Magnet
Flux density
B
1.24
T
Force factor
Bl
16.65
N/A
Motor constant
Bl/√RE
7.52
N/√W
Air gap height
HAG
8
mm
Material
Ferrite
Diaphragm
Effective diameter
256
mm
Effective area
SD
515
cm²
Moving mass
MMS
69.9
g
Moving mass (without air load)
MMD
61.4
g
Material
Paper with Kevlar fibers
Suspensions
Stiffness
KMS
6.32
N/mm
Compliance
CMS
158
µm/N
Equivalent volume to the compliance
VAS
58.5
L
Mechanical resistance
RMS
2.85
N·s/m
Dimensions
Nominal diameter
12
″
310
mm
Overall diameter
315
mm
Baffle cutout diameter
280
mm
Overall depth
158
mm
Volume occupied by the driver (estimated)
3.3
L
Net weight
7.65
kg
Frame material
Die cast aluminium
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to Oberton 12B45V
.jpg.webp)
12″Low frequency
fS
47 Hz
SD
531 cm²
50 - 4500 Hz
QTS
0.35
xmax
3.8 mm
SPL1W
94 dB
Bl/√RE
7.52
Pmax
700 W
.png.webp)
12″Woofer
fS
50 Hz
SD
522 cm²
50 - 3000 Hz
QTS
0.37
xmax
8.0 mm
SPL1W
94 dB
Bl/√RE
7.59
Pmax
1400 W
.jpg.webp)
12″Woofer
fS
46 Hz
SD
545 cm²
63 - 2100 Hz
QTS
0.32
xmax
5.0 mm
SPL1W
95 dB
Bl/√RE
8.05
Pmax
1600 W