Eighteen Sound 15NW530
Subwoofer
15″ / 380 mm
Nominal diameter
38 Hz
Resonance
0.33
Q factor
94 dB
Sensitivity
± 7.5 mm
Linear excursion
800 W
Program Power
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
94.4
dB
Frequency response
47 - 3500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
38.0
Hz
Mechanical quality factor
QMS
5.81
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.33
Large signal parameters
Maximum linear excursion
xmax
7.5
mm
Air volume displaced at xmax
VD
641
cm³
Power handling
P
500
W
Program power
Pmax
800
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.3
Ω
Inductance (1kHz)
LE
1.4
mH
VC Diameter
75
mm
Winding material
Copper
Magnet
Force factor
Bl
22.0
N/A
Motor constant
Bl/√RE
9.56
N/√W
Material
Neodymium
Diaphragm
Effective diameter
330
mm
Effective area
SD
855
cm²
Moving mass
MMS
135
g
Moving mass (without air load)
MMD
117.6
g
Material
Weather protected
Suspensions
Stiffness
KMS
7.69
N/mm
Compliance
CMS
130
µm/N
Equivalent volume to the compliance
VAS
154
L
Mechanical resistance
RMS
5.55
N·s/m
Dimensions
Nominal diameter
15
″
380
mm
Overall diameter
387
mm
Baffle cutout diameter
353
mm
Overall depth
169
mm
Flange thickness
11
mm
Mounting depth
158
mm
Volume occupied by the driver (estimated)
2.8
L
Net weight
4.4
kg
.png)
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to Eighteen Sound 15NW530
.png.webp)
15″Subwoofer
fS
41 Hz
SD
880 cm²
40 - 1000 Hz
QTS
0.35
xmax
11.0 mm
SPL1W
95 dB
Bl/√RE
9.98
Pmax
2000 W
.jpg.webp)
15″Woofer
fS
36 Hz
SD
855 cm²
30 - 500 Hz
QTS
0.31
xmax
12.0 mm
SPL1W
95 dB
Bl/√RE
9.69
Pmax
2000 W
.jpg.webp)
18″Woofer
fS
35 Hz
SD
1158 cm²
30 - 250 Hz
QTS
0.29
xmax
12.5 mm
SPL1W
95 dB
Bl/√RE
13
Pmax
3200 W