Eighteen Sound 15W600
Low frequency
15″ / 380 mm
Nominal diameter
38 Hz
Resonance
0.29
Q factor
96 dB
Sensitivity
± 6.5 mm
Linear excursion
600 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.4
dB
Frequency response
38 - 4400
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
38.0
Hz
Mechanical quality factor
QMS
7.20
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.29
Large signal parameters
Maximum linear excursion
xmax
6.5
mm
Maximum excursion before damage
xlim
17.5
mm
Air volume displaced at xmax
VD
553
cm³
Power handling
P
500
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
1.85
mH
VC Diameter
75
mm
Winding material
Copper
Magnet
Force factor
Bl
20.5
N/A
Motor constant
Bl/√RE
8.66
N/√W
Material
Ferrite
Diaphragm
Effective diameter
329
mm
Effective area
SD
850
cm²
Moving mass
MMS
93
g
Moving mass (without air load)
MMD
75.7
g
Suspensions
Stiffness
KMS
5.59
N/mm
Compliance
CMS
179
µm/N
Equivalent volume to the compliance
VAS
183
L
Mechanical resistance
RMS
3.08
N·s/m
Dimensions
Nominal diameter
15
″
380
mm
Overall diameter
387
mm
Baffle cutout diameter
357
mm
Overall depth
169
mm
Flange thickness
20
mm
Mounting depth
149
mm
Volume occupied by the driver (estimated)
4.3
L
Net weight
8.6
kg
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SpeakerbenchSimilar subwoofers to Eighteen Sound 15W600
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15″Subwoofer
fS
39 Hz
SD
850 cm²
40 - 4300 Hz
QTS
0.29
xmax
8.0 mm
SPL1W
97 dB
Bl/√RE
8.52
Pmax
1200 W
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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
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