15″ / 381 mm
Nominal diameter
33 Hz
Resonance
0.54
Q factor
88 dB
Sensitivity
± 15.5 mm
Linear excursion
1200 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.8
dB
Frequency response
25 - 350
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
33.3
Hz
Mechanical quality factor
QMS
7.14
Electrical quality factor
QES
0.58
Total quality factor
QTS
0.54
Large signal parameters
Maximum linear excursion
xmax
15.5
mm
Air volume displaced at xmax
VD
1071
cm³
Power handling
P
600
W
Program power
Pmax
1200
W
Voice Coil
Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.4
Ω
Inductance (1kHz, in series, estimated)
LE
2.76
mH
VC Diameter
64
mm
Magnet
Force factor (in series)
Bl
26.9
N/A
Motor constant
Bl/√RE
10.6
N/√W
Diameter
181
mm
Diaphragm
Effective diameter
297
mm
Effective area
SD
691
cm²
Moving mass
MMS
278
g
Moving mass (without air load)
MMD
264.4
g
Suspensions
Stiffness
KMS
9.09
N/mm
Compliance
CMS
110
µm/N
Equivalent volume to the compliance
VAS
74.5
L
Mechanical resistance
RMS
10.0
N·s/m
Dimensions
Nominal diameter
15
″
381
mm
Baffle cutout diameter
349
mm
Mounting depth
205
mm
Volume occupied by the driver
5.1
L
Similar subwoofers to Skar Audio VVX-15v3 D4
15″Subwoofer
fS
31 Hz
SD
845 cm²
QTS
0.44
xmax
34.0 mm
SPL1W
88 dB
Bl/√RE
13
Pmax
5000 W
15″Subwoofer
fS
32 Hz
SD
845 cm²
QTS
0.43
xmax
34.0 mm
SPL1W
88 dB
Bl/√RE
13
Pmax
5000 W
15″Subwoofer
fS
32 Hz
SD
696 cm²
25 - 350 Hz
QTS
0.51
xmax
15.5 mm
SPL1W
88 dB
Bl/√RE
12
Pmax
1200 W