15″ / 380 mm
Nominal diameter
39 Hz
Resonance
0.32
Q factor
96 dB
Sensitivity
± 6.5 mm
Linear excursion
700 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.3
dB
Frequency response
38 - 5000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
39.0
Hz
Mechanical quality factor
QMS
3.90
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.32
Large signal parameters
Maximum linear excursion
xmax
6.5
mm
Air volume displaced at xmax
VD
553
cm³
Power handling
P
450
W
Program power
Pmax
700
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.7
Ω
Inductance (1kHz)
LE
1.54
mH
VC Diameter
75
mm
Winding material
Aluminum
Magnet
Force factor
Bl
18.0
N/A
Motor constant
Bl/√RE
7.54
N/√W
Material
Neodymium
Diaphragm
Effective diameter
329
mm
Effective area
SD
850
cm²
Moving mass
MMS
80
g
Moving mass (without air load)
MMD
62.7
g
Material
Weather protected
Suspensions
Stiffness
KMS
4.81
N/mm
Compliance
CMS
208
µm/N
Equivalent volume to the compliance
VAS
213
L
Mechanical resistance
RMS
5.03
N·s/m
Dimensions
Nominal diameter
15
″
380
mm
Overall diameter
387
mm
Baffle cutout diameter
353
mm
Overall depth
177
mm
Flange thickness
11
mm
Mounting depth
166
mm
Volume occupied by the driver (estimated)
2.9
L
Net weight
4.6
kg
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Export this driver to a simulation software:
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SpeakerbenchSimilar subwoofers to Eighteen Sound 15ND830 8Ω
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15″Subwoofer
fS
38 Hz
SD
850 cm²
38 - 5000 Hz
QTS
0.30
xmax
6.5 mm
SPL1W
97 dB
Bl/√RE
7.71
Pmax
700 W
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15″Subwoofer
fS
39 Hz
SD
850 cm²
50 - 4300 Hz
QTS
0.37
xmax
8.0 mm
SPL1W
96 dB
Bl/√RE
7.79
Pmax
1200 W
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15″Woofer
fS
40 Hz
SD
856 cm²
35 - 3500 Hz
QTS
0.37
xmax
6.9 mm
SPL1W
96 dB
Bl/√RE
7.73
Pmax
1200 W