Skar Audio VD-8 D2

2x2Ω
2x4Ω

Shallow Subwoofer

8″ / 216 mm
Nominal diameter
45 Hz
Resonance
0.49
Q factor
83 dB
Sensitivity
± 10.25 mm
Linear excursion
600 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
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
83.2
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
45.1
Hz
Mechanical quality factor
QMS
4.24
Electrical quality factor
QES
0.56
Total quality factor
QTS
0.49

Large signal parameters

Maximum linear excursion
xmax
10.25
mm
Air volume displaced at xmax
VD
390
cm³
Power handling
P
400
W
Program power
Pmax
600
W

Voice Coil

Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
3.6
Ω
Inductance (1kHz, in series, estimated)
LE
1.67
mH
VC Diameter
51
mm
Winding material
Copper

Magnet

Force factor (in series)
Bl
23.4
N/A
Motor constant
Bl/√RE
12.3
N/√W
Diameter
133
mm

Diaphragm

Effective diameter
220
mm
Effective area
SD
380
cm²
Moving mass
MMS
311.3
g
Moving mass (without air load)
MMD
307.1
g
Material
Pressed Paper

Suspensions

Stiffness
KMS
25.0
N/mm
Compliance
CMS
40
µm/N
Equivalent volume to the compliance
VAS
8.2
L
Mechanical resistance
RMS
20.81
N·s/m
Surround material
Foam

Dimensions

Nominal diameter
8
216
mm
Overall diameter
216
mm
Baffle cutout diameter
187
mm
Overall depth
126
mm
Flange thickness
24
mm
Mounting depth
102
mm
Volume occupied by the driver (estimated)
1.2
L

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar subwoofers to Skar Audio VD-8 D2

DB Drive WDX10G5.4 Subwoofer
10Subwoofer
fS
43 Hz
SD
365 cm²
QTS
0.49
xmax
25.0 mm
SPL1W
83 dB
Bl/√RE
12
Pmax
3000 W
DB Drive WDX10G1.4 Subwoofer
10Subwoofer
fS
42 Hz
SD
372 cm²
QTS
0.49
xmax
14.0 mm
SPL1W
83 dB
Bl/√RE
11
Pmax
2000 W