15″ / 380 mm
Nominal diameter
39 Hz
Resonance
0.26
Q factor
95 dB
Sensitivity
± 10 mm
Linear excursion
2400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.3
dB
Frequency response
37 - 2300
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
39.0
Hz
Mechanical quality factor
QMS
4.13
Electrical quality factor
QES
0.28
Total quality factor
QTS
0.26
Large signal parameters
Maximum linear excursion
xmax
10.0
mm
Air volume displaced at xmax
VD
850
cm³
Power handling
P
1200
W
Program power
Pmax
2400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
1.9
mH
VC Diameter
100
mm
Winding material
Copper
Magnet
Force factor
Bl
25.4
N/A
Motor constant
Bl/√RE
11.1
N/√W
Material
Neodymium
Diaphragm
Effective diameter
329
mm
Effective area
SD
850
cm²
Moving mass
MMS
140
g
Moving mass (without air load)
MMD
122.5
g
Material
Water,UV repellent
Suspensions
Stiffness
KMS
8.4
N/mm
Compliance
CMS
119
µm/N
Equivalent volume to the compliance
VAS
134
L
Mechanical resistance
RMS
8.31
N·s/m
Dimensions
Nominal diameter
15
″
380
mm
Overall diameter
393
mm
Baffle cutout diameter
354
mm
Overall depth
180
mm
Flange thickness
12
mm
Mounting depth
168
mm
Volume occupied by the driver (estimated)
4.1
L
Net weight
7.5
kg
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Export this driver to a simulation software:
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QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to Eighteen Sound 15NLW9401 8Ω
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15″Subwoofer
fS
39 Hz
SD
855 cm²
40 - 2000 Hz
QTS
0.29
xmax
8.0 mm
SPL1W
95 dB
Bl/√RE
11
Pmax
1400 W
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15″Mid Bass
fS
37 Hz
SD
895 cm²
45 - 2000 Hz
QTS
0.23
xmax
12.0 mm
SPL1W
96 dB
Bl/√RE
12
Pmax
2000 W
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15″Subwoofer
fS
40 Hz
SD
850 cm²
37 - 2300 Hz
QTS
0.25
xmax
10.0 mm
SPL1W
95 dB
Bl/√RE
12
Pmax
2400 W