15″ / 381 mm
Nominal diameter
39 Hz
Resonance
0.46
Q factor
87 dB
Sensitivity
± 29 mm
Linear excursion
3000 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
86.5
dB
Frequency response
25 - 400
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
39.0
Hz
Mechanical quality factor
QMS
6.10
Electrical quality factor
QES
0.50
Total quality factor
QTS
0.46
Large signal parameters
Maximum linear excursion
xmax
29.0
mm
Air volume displaced at xmax
VD
2187
cm³
Power handling
P
1500
W
Program power
Pmax
3000
W
Voice Coil
Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
3.6
Ω
Inductance (1kHz, in series, estimated)
LE
2.22
mH
VC Diameter
76
mm
Magnet
Force factor (in series)
Bl
25.9
N/A
Motor constant
Bl/√RE
13.7
N/√W
Diameter
211
mm
Diaphragm
Effective diameter
310
mm
Effective area
SD
754
cm²
Moving mass
MMS
495
g
Moving mass (without air load)
MMD
480
g
Suspensions
Stiffness
KMS
33.33
N/mm
Compliance
CMS
30
µm/N
Equivalent volume to the compliance
VAS
58.9
L
Mechanical resistance
RMS
19.88
N·s/m
Dimensions
Nominal diameter
15
″
381
mm
Baffle cutout diameter
356
mm
Mounting depth
287
mm
Volume occupied by the driver
4.8
L
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Skar Audio ZVX-15v2 D12 x 1 Ω
15″Subwoofer
fS
38 Hz
SD
754 cm²
25 - 400 Hz
QTS
0.38
xmax
29.0 mm
SPL1W
87 dB
Bl/√RE
15
Pmax
3000 W
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fS
38 Hz
SD
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QTS
0.53
xmax
17.0 mm
SPL1W
87 dB
Bl/√RE
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Pmax
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fS
38 Hz
SD
480 cm²
QTS
0.54
xmax
17.0 mm
SPL1W
87 dB
Bl/√RE
8.94
Pmax
1500 W