Skar Audio EVL-15 D4

2x2Ω
2x4Ω

Subwoofer

15″ / 381 mm
Nominal diameter
36 Hz
Resonance
0.79
Q factor
87 dB
Sensitivity
± 24 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
87.2
dB
Frequency response
36 - 400
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
36.0
Hz
Mechanical quality factor
QMS
6.09
Electrical quality factor
QES
0.91
Total quality factor
QTS
0.79

Large signal parameters

Maximum linear excursion
xmax
24.0
mm
Air volume displaced at xmax
VD
1870
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
7.6
Ω
Inductance (1kHz, in series, estimated)
LE
3.61
mH
VC Diameter
76
mm

Magnet

Force factor (in series)
Bl
27.6
N/A
Motor constant
Bl/√RE
7.08
N/√W
Diameter
187
mm

Diaphragm

Effective diameter
315
mm
Effective area
SD
779
cm²
Moving mass
MMS
324.5
g
Moving mass (without air load)
MMD
309
g

Suspensions

Stiffness
KMS
16.95
N/mm
Compliance
CMS
59
µm/N
Equivalent volume to the compliance
VAS
41.4
L
Mechanical resistance
RMS
12.05
N·s/m

Dimensions

Nominal diameter
15
381
mm
Baffle cutout diameter
354
mm
Mounting depth
220
mm
Volume occupied by the driver
4.2
L

Export this driver to a simulation software:

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