DB Drive WDX12G5.4

2x2Ω
2x4Ω

Subwoofer

12″ / 304 mm
Nominal diameter
40 Hz
Resonance
0.52
Q factor
86 dB
Sensitivity
± 25 mm
Linear excursion
6000 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
85.9
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
39.9
Hz
Mechanical quality factor
QMS
4.09
Electrical quality factor
QES
0.59
Total quality factor
QTS
0.52

Large signal parameters

Maximum linear excursion
xmax
25.0
mm
Air volume displaced at xmax
VD
1333
cm³
Power handling
P
3000
W
Program power
Pmax
6000
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.4
Ω
Inductance (1kHz, in series, estimated)
LE
2.78
mH
VC Diameter
76
mm
Former material
Anodized aluminum

Magnet

Force factor (in series)
Bl
27.57
N/A
Motor constant
Bl/√RE
10.9
N/√W

Diaphragm

Effective diameter
261
mm
Effective area
SD
533
cm²
Moving mass
MMS
281.4
g
Moving mass (without air load)
MMD
272.3
g
Material
Non-Pressed paper

Suspensions

Stiffness
KMS
17.86
N/mm
Compliance
CMS
56
µm/N
Equivalent volume to the compliance
VAS
22.6
L
Mechanical resistance
RMS
17.27
N·s/m
Surround material
Foam

Dimensions

Nominal diameter
12
304
mm
Overall diameter
329
mm
Baffle cutout diameter
284
mm
Mounting depth
204
mm
Volume occupied by the driver (estimated)
3.0
L
Frame material
Aluminium

Export this driver to a simulation software:

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SD
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