Skar Audio EVL-15 D2

2x2Ω
2x4Ω

Subwoofer

15″ / 381 mm
Nominal diameter
35 Hz
Resonance
0.63
Q factor
87 dB
Sensitivity
± 23.5 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
86.5
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
35.0
Hz
Mechanical quality factor
QMS
4.60
Electrical quality factor
QES
0.73
Total quality factor
QTS
0.63

Large signal parameters

Maximum linear excursion
xmax
23.5
mm
Air volume displaced at xmax
VD
1831
cm³
Power handling
P
1250
W
Program power
Pmax
2500
W

Voice Coil

Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
3.8
Ω
Inductance (1kHz, in series, estimated)
LE
2.01
mH
VC Diameter
76
mm
Winding material
Copper-clad aluminium

Magnet

Force factor (in series)
Bl
21.0
N/A
Motor constant
Bl/√RE
10.8
N/√W
Diameter
180
mm

Diaphragm

Effective diameter
315
mm
Effective area
SD
779
cm²
Moving mass
MMS
386.6
g
Moving mass (without air load)
MMD
371.1
g
Material
Pressed Paper

Suspensions

Stiffness
KMS
18.87
N/mm
Compliance
CMS
53
µm/N
Equivalent volume to the compliance
VAS
46
L
Mechanical resistance
RMS
18.48
N·s/m
Surround material
Foam

Dimensions

Nominal diameter
15
381
mm
Baffle cutout diameter
356
mm
Overall depth
249
mm
Flange thickness
32
mm
Mounting depth
217
mm
Volume occupied by the driver (estimated)
9.8
L

Export this driver to a simulation software:

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