8″ / 203 mm
Nominal diameter
40 Hz
Resonance
0.49
Q factor
82 dB
Sensitivity
± 12 mm
Linear excursion
700 W
Program Power
.jpg)
.jpg)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
81.7
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
40.1
Hz
Mechanical quality factor
QMS
3.05
Electrical quality factor
QES
0.59
Total quality factor
QTS
0.49
Large signal parameters
Maximum linear excursion
xmax
12.0
mm
Air volume displaced at xmax
VD
241
cm³
Power handling
P
350
W
Program power
Pmax
700
W
Voice Coil
Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.2
Ω
Inductance (1kHz, in series, estimated)
LE
1.44
mH
VC Diameter
51
mm
Former material
Black Aluminum
Magnet
Force factor (in series)
Bl
16.39
N/A
Motor constant
Bl/√RE
6.58
N/√W
Diaphragm
Effective diameter
160
mm
Effective area
SD
201
cm²
Moving mass
MMS
102
g
Moving mass (without air load)
MMD
99.7
g
Material
Non-Pressed paper
Suspensions
Stiffness
KMS
6.45
N/mm
Compliance
CMS
155
µm/N
Equivalent volume to the compliance
VAS
8.88
L
Mechanical resistance
RMS
8.43
N·s/m
Surround material
Foam
Dimensions
Nominal diameter
8
″
203
mm
Overall diameter
223
mm
Baffle cutout diameter
186
mm
Mounting depth
114
mm
Volume occupied by the driver (estimated)
1.1
L
Frame material
Aluminium
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to DB Drive WDX8G2F-4
.jpg.webp)
8″Subwoofer
fS
40 Hz
SD
211 cm²
30 - 600 Hz
QTS
0.56
xmax
13.0 mm
SPL1W
82 dB
Bl/√RE
6.69
Pmax
1400 W
.jpg.webp)
.png.webp)
6.5″Subwoofer
fS
38 Hz
SD
140 cm²
38 - 800 Hz
QTS
0.40
xmax
13.0 mm
SPL1W
83 dB
Bl/√RE
4.57
Pmax
100 W