8″ / 203 mm
Nominal diameter
48 Hz
Resonance
0.66
Q factor
83 dB
Sensitivity
± 7 mm
Linear excursion
300 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.0
dB
Frequency response
50 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
48.3
Hz
Mechanical quality factor
QMS
5.09
Electrical quality factor
QES
0.76
Total quality factor
QTS
0.66
Large signal parameters
Maximum linear excursion
xmax
7.0
mm
Air volume displaced at xmax
VD
142
cm³
Power handling
P
150
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
4.1
Ω
Inductance (1kHz, in series, estimated)
LE
0.77
mH
VC Diameter
51
mm
Magnet
Force factor (in series)
Bl
10.6
N/A
Motor constant
Bl/√RE
5.23
N/√W
Diameter
120
mm
Diaphragm
Effective diameter
160
mm
Effective area
SD
202
cm²
Moving mass
MMS
72.4
g
Moving mass (without air load)
MMD
70.3
g
Suspensions
Stiffness
KMS
6.67
N/mm
Compliance
CMS
150
µm/N
Equivalent volume to the compliance
VAS
8.7
L
Mechanical resistance
RMS
4.2
N·s/m
Dimensions
Nominal diameter
8
″
203
mm
Baffle cutout diameter
182
mm
Mounting depth
106
mm
Volume occupied by the driver
0.5
L
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8″Subwoofer
fS
51 Hz
SD
198 cm²
50 - 1000 Hz
QTS
0.64
xmax
7.0 mm
SPL1W
83 dB
Bl/√RE
5.18
Pmax
300 W
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Skar Audio EVL-10 D42 x 4 Ω
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fS
45 Hz
SD
314 cm²
44 - 400 Hz
QTS
0.62
xmax
24.0 mm
SPL1W
81 dB
Bl/√RE
8.92
Pmax
2000 W