Oberton 15NB451
Woofer
15″ / 388 mm
Nominal diameter
40 Hz
Resonance
0.26
Q factor
97 dB
Sensitivity
± 7 mm
Linear excursion
900 W
Program Power
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.7
dB
Frequency response
48 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
39.6
Hz
Mechanical quality factor
QMS
10.54
Electrical quality factor
QES
0.26
Total quality factor
QTS
0.26
Large signal parameters
Maximum linear excursion
xmax
7.0
mm
Air volume displaced at xmax
VD
581
cm³
Power handling
P
450
W
Program power
Pmax
900
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz)
LE
1.6
mH
VC Diameter
77
mm
Winding height
HVC
18
mm
Winding material
Copper
Former material
Kapton
Magnet
Flux density
B
1.45
T
Force factor
Bl
22.87
N/A
Motor constant
Bl/√RE
9.75
N/√W
Air gap height
HAG
9
mm
Material
Neodymium
Diaphragm
Effective diameter
325
mm
Effective area
SD
830
cm²
Moving mass
MMS
100.6
g
Moving mass (without air load)
MMD
83.7
g
Material
Paper with Glass fiber
Suspensions
Stiffness
KMS
6.25
N/mm
Compliance
CMS
160
µm/N
Equivalent volume to the compliance
VAS
145
L
Mechanical resistance
RMS
2.37
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)
3.3
L
Net weight
4.9
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 15NB451
.png.webp)
15″Woofer
fS
37 Hz
SD
855 cm²
40 - 2000 Hz
QTS
0.22
xmax
7.0 mm
SPL1W
97 dB
Bl/√RE
9.77
Pmax
1000 W
.png.webp)
15″Woofer
fS
41 Hz
SD
855 cm²
45 - 3000 Hz
QTS
0.28
xmax
8.0 mm
SPL1W
97 dB
Bl/√RE
9.53
Pmax
1400 W
.jpg.webp)