DB Drive WDX15G2.4

2x2Ω
2x4Ω

Subwoofer

15″ / 380 mm
Nominal diameter
37 Hz
Resonance
0.62
Q factor
91 dB
Sensitivity
± 20 mm
Linear excursion
2500 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
91.3
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
37.4
Hz
Mechanical quality factor
QMS
4.10
Electrical quality factor
QES
0.55
Total quality factor
QTS
0.62

Large signal parameters

Maximum linear excursion
xmax
20.0
mm
Air volume displaced at xmax
VD
1653
cm³
Power handling
P
1250
W
Program power
Pmax
2500
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
9.6
Ω
Inductance (1kHz, in series, estimated)
LE
4.79
mH
VC Diameter
76
mm
Former material
Anodized aluminum

Magnet

Force factor (in series)
Bl
53.78
N/A
Motor constant
Bl/√RE
12.3
N/√W

Diaphragm

Effective diameter
324
mm
Effective area
SD
827
cm²
Moving mass
MMS
351.4
g
Moving mass (without air load)
MMD
334.2
g
Material
Non-Pressed paper

Suspensions

Stiffness
KMS
19.61
N/mm
Compliance
CMS
51
µm/N
Equivalent volume to the compliance
VAS
49.4
L
Mechanical resistance
RMS
20.15
N·s/m
Surround material
Foam

Dimensions

Nominal diameter
15
380
mm
Overall diameter
399
mm
Baffle cutout diameter
355
mm
Mounting depth
216
mm
Volume occupied by the driver (estimated)
4.9
L
Frame material
Aluminium

Export this driver to a simulation software:

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