Oberton 18NSW700
Woofer
18″ / 461 mm
Nominal diameter
30 Hz
Resonance
0.24
Q factor
98 dB
Sensitivity
± 13 mm
Linear excursion
1400 W
Program Power
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.7
dB
Frequency response
30 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
30.5
Hz
Mechanical quality factor
QMS
9.24
Electrical quality factor
QES
0.25
Total quality factor
QTS
0.24
Large signal parameters
Maximum linear excursion
xmax
13.0
mm
Air volume displaced at xmax
VD
1505
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.1
Ω
Inductance (1kHz)
LE
0.96
mH
VC Diameter
77
mm
Winding height
HVC
34
mm
Former material
Glass fiber
Magnet
Flux density
B
1.35
T
Force factor
Bl
26.65
N/A
Motor constant
Bl/√RE
10.8
N/√W
Air gap height
HAG
16
mm
Material
Neodymium
Diaphragm
Effective diameter
384
mm
Effective area
SD
1158
cm²
Moving mass
MMS
151.9
g
Moving mass (without air load)
MMD
124
g
Material
Paper with Carbone fibers
Suspensions
Stiffness
KMS
5.57
N/mm
Compliance
CMS
180
µm/N
Equivalent volume to the compliance
VAS
309
L
Mechanical resistance
RMS
3.15
N·s/m
Dimensions
Nominal diameter
18
″
461
mm
Overall diameter
461
mm
Baffle cutout diameter
417
mm
Overall depth
225
mm
Volume occupied by the driver (estimated)
6.5
L
Net weight
10.3
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 18NSW700
.png.webp)
18″Subwoofer
fS
29 Hz
SD
1218 cm²
20 - 1000 Hz
QTS
0.22
xmax
14.0 mm
SPL1W
98 dB
Bl/√RE
11
Pmax
2000 W
.png.webp)
18″Subwoofer
fS
29 Hz
SD
1218 cm²
20 - 1000 Hz
QTS
0.22
xmax
14.0 mm
SPL1W
99 dB
Bl/√RE
11
Pmax
2000 W
.jpg.webp)
18″Subwoofer
fS
30 Hz
SD
1164 cm²
40 - 1000 Hz
QTS
0.23
xmax
8.0 mm
SPL1W
98 dB
Bl/√RE
12
Pmax
1400 W