DB Drive WDX8G2.4

Subwoofer

8″ / 203 mm
Nominal diameter
46 Hz
Resonance
0.45
Q factor
84 dB
Sensitivity
± 13 mm
Linear excursion
1500 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
84.1
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
45.5
Hz
Mechanical quality factor
QMS
5.62
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.45

Large signal parameters

Maximum linear excursion
xmax
13.0
mm
Air volume displaced at xmax
VD
261
cm³
Power handling
P
750
W
Program power
Pmax
1500
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
8.0
Ω
Inductance (1kHz, in series, estimated)
LE
2.48
mH
VC Diameter
64
mm
Former material
Anodized aluminum

Magnet

Force factor (in series)
Bl
39.0
N/A
Motor constant
Bl/√RE
9.75
N/√W

Diaphragm

Effective diameter
160
mm
Effective area
SD
201
cm²
Moving mass
MMS
162.5
g
Moving mass (without air load)
MMD
160.2
g
Material
Non-Pressed paper

Suspensions

Stiffness
KMS
13.33
N/mm
Compliance
CMS
75
µm/N
Equivalent volume to the compliance
VAS
4.3
L
Mechanical resistance
RMS
8.27
N·s/m
Surround material
Foam

Dimensions

Nominal diameter
8
203
mm
Overall diameter
223
mm
Baffle cutout diameter
186
mm
Mounting depth
160
mm
Volume occupied by the driver (estimated)
1.1
L
Frame material
Aluminium

Export this driver to a simulation software:

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