Oberton 18NXB1200
Subwoofer
18″ / 461 mm
Nominal diameter
36 Hz
Resonance
0.28
Q factor
96 dB
Sensitivity
± 11.5 mm
Linear excursion
2400 W
Program Power
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.7
dB
Frequency response
35 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
35.8
Hz
Mechanical quality factor
QMS
9.24
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.28
Large signal parameters
Maximum linear excursion
xmax
11.5
mm
Air volume displaced at xmax
VD
1332
cm³
Power handling
P
1200
W
Program power
Pmax
2400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.3
Ω
Inductance (1kHz)
LE
1.29
mH
VC Diameter
100
mm
Winding height
HVC
31
mm
Winding material
Copper
Former material
Glass fiber
Magnet
Flux density
B
1.05
T
Force factor
Bl
29.35
N/A
Motor constant
Bl/√RE
12.7
N/√W
Air gap height
HAG
14
mm
Material
Neodymium
Diaphragm
Effective diameter
384
mm
Effective area
SD
1158
cm²
Moving mass
MMS
212.8
g
Moving mass (without air load)
MMD
184.8
g
Material
Carbone paper
Suspensions
Stiffness
KMS
10.79
N/mm
Compliance
CMS
93
µm/N
Equivalent volume to the compliance
VAS
160
L
Mechanical resistance
RMS
5.18
N·s/m
Dimensions
Nominal diameter
18
″
461
mm
Overall diameter
461
mm
Baffle cutout diameter
417
mm
Overall depth
223
mm
Volume occupied by the driver (estimated)
5.9
L
Net weight
8.95
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 18NXB1200
.jpg.webp)
15″Subwoofer
fS
35 Hz
SD
847 cm²
35 - 3150 Hz
QTS
0.26
xmax
9.3 mm
SPL1W
96 dB
Bl/√RE
9.3
Pmax
1000 W
.png.webp)
18″Subwoofer
fS
38 Hz
SD
1134 cm²
40 - 2000 Hz
QTS
0.28
xmax
8.0 mm
SPL1W
96 dB
Bl/√RE
13
Pmax
1400 W
.jpg.webp)
15″Subwoofer
fS
38 Hz
SD
855 cm²
40 - 1000 Hz
QTS
0.32
xmax
7.5 mm
SPL1W
96 dB
Bl/√RE
8.87
Pmax
1600 W