8″ / 203 mm
Nominal diameter
47 Hz
Resonance
0.76
Q factor
83 dB
Sensitivity
± 14 mm
Linear excursion
1100 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
83.1
dB
Frequency response
40 - 500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
46.8
Hz
Mechanical quality factor
QMS
3.60
Electrical quality factor
QES
1.25
Total quality factor
QTS
0.76
Large signal parameters
Maximum linear excursion
xmax
14.0
mm
Air volume displaced at xmax
VD
263
cm³
Power handling
P
900
W
Program power
Pmax
1100
W
Voice Coil
Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
4.0
Ω
Inductance (1kHz, in series, estimated)
LE
1.09
mH
VC Diameter
64
mm
Magnet
Force factor (in series)
Bl
15.5
N/A
Motor constant
Bl/√RE
7.75
N/√W
Diameter
165
mm
Diaphragm
Effective diameter
155
mm
Effective area
SD
188
cm²
Moving mass
MMS
132
g
Moving mass (without air load)
MMD
130
g
Suspensions
Stiffness
KMS
50.0
N/mm
Compliance
CMS
20
µm/N
Equivalent volume to the compliance
VAS
14.2
L
Mechanical resistance
RMS
10.78
N·s/m
Dimensions
Nominal diameter
8
″
203
mm
Baffle cutout diameter
191
mm
Mounting depth
165
mm
Volume occupied by the driver
3.4
L
Similar subwoofers to Skar Audio ZVX-8 D2
8″Subwoofer
fS
49 Hz
SD
188 cm²
40 - 500 Hz
QTS
0.72
xmax
14.0 mm
SPL1W
83 dB
Bl/√RE
8.15
Pmax
1100 W
6.5″Subwoofer
fS
59 Hz
SD
143 cm²
QTS
0.68
xmax
10.0 mm
SPL1W
81 dB
Bl/√RE
5.89
Pmax
600 W
6.5″Subwoofer
fS
52 Hz
SD
142 cm²
QTS
0.61
xmax
15.0 mm
SPL1W
80 dB
Bl/√RE
6.6
Pmax
1500 W