DB Drive WDX8G0.4

Subwoofer

8″ / 203 mm
Nominal diameter
42 Hz
Resonance
0.37
Q factor
83 dB
Sensitivity
± 11 mm
Linear excursion
800 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
41.7
Hz
Mechanical quality factor
QMS
2.23
Electrical quality factor
QES
0.45
Total quality factor
QTS
0.37

Large signal parameters

Maximum linear excursion
xmax
11.0
mm
Air volume displaced at xmax
VD
215
cm³
Power handling
P
400
W
Program power
Pmax
800
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.8
Ω
Inductance (1kHz, in series, estimated)
LE
1.5
mH
VC Diameter
51
mm

Magnet

Force factor (in series)
Bl
19.49
N/A
Motor constant
Bl/√RE
7.47
N/√W

Diaphragm

Effective diameter
158
mm
Effective area
SD
195
cm²
Moving mass
MMS
93.3
g
Moving mass (without air load)
MMD
91.2
g
Material
Reinforced paper

Suspensions

Stiffness
KMS
6.41
N/mm
Compliance
CMS
156
µm/N
Equivalent volume to the compliance
VAS
8.42
L
Mechanical resistance
RMS
10.97
N·s/m

Dimensions

Nominal diameter
8
203
mm
Overall diameter
214
mm
Baffle cutout diameter
231
mm
Mounting depth
118
mm
Volume occupied by the driver (estimated)
0.98
L

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar subwoofers to DB Drive WDX8G0.4

Peerless SLS-P830946 Woofer
6.5Woofer
fS
47 Hz
SD
124 cm²
30 - 600 Hz
QTS
0.43
xmax
10.9 mm
SPL1W
84 dB
Bl/√RE
5.18
Pmax
150 W
ESX QXE8D2 Subwoofer
8Subwoofer
fS
43 Hz
SD
214 cm²
QTS
0.32
xmax
10.0 mm
SPL1W
84 dB
Bl/√RE
10
Pmax
800 W
Dayton Audio DCS165-4 Subwoofer
6.5Subwoofer
fS
36 Hz
SD
125 cm²
36 - 1100 Hz
QTS
0.34
xmax
6.0 mm
SPL1W
83 dB
Bl/√RE
4.96
Pmax
200 W