Skar Audio EVL-8 D4

2x2Ω
2x4Ω

Subwoofer

8″ / 220 mm
Nominal diameter
65 Hz
Resonance
0.59
Q factor
82 dB
Sensitivity
± 14 mm
Linear excursion
1200 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
81.7
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
65.2
Hz
Mechanical quality factor
QMS
5.47
Electrical quality factor
QES
0.66
Total quality factor
QTS
0.59

Large signal parameters

Maximum linear excursion
xmax
14.0
mm
Air volume displaced at xmax
VD
264
cm³
Power handling
P
600
W
Program power
Pmax
1200
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.8
Ω
Inductance (1kHz, in series, estimated)
LE
1.87
mH
VC Diameter
64
mm
Winding material
Copper

Magnet

Force factor (in series)
Bl
23.62
N/A
Motor constant
Bl/√RE
9.06
N/√W
Diameter
154
mm

Diaphragm

Effective diameter
155
mm
Effective area
SD
189
cm²
Moving mass
MMS
133.3
g
Moving mass (without air load)
MMD
131.2
g
Material
Pressed Paper

Suspensions

Stiffness
KMS
10.75
N/mm
Compliance
CMS
93
µm/N
Equivalent volume to the compliance
VAS
4.7
L
Mechanical resistance
RMS
9.98
N·s/m
Surround material
Foam

Dimensions

Nominal diameter
8
220
mm
Overall diameter
220
mm
Baffle cutout diameter
192
mm
Overall depth
183
mm
Flange thickness
30
mm
Mounting depth
153
mm
Volume occupied by the driver (estimated)
2.1
L

Export this driver to a simulation software:

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