JL Audio 12W0v3-4
Subwoofer
12″ / 300 mm
Nominal diameter
28 Hz
Resonance
0.67
Q factor
86 dB
Sensitivity
± 11.4 mm
Linear excursion
600 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.6
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
28.4
Hz
Mechanical quality factor
QMS
10.71
Electrical quality factor
QES
0.72
Total quality factor
QTS
0.67
Large signal parameters
Maximum linear excursion
xmax
11.4
mm
Air volume displaced at xmax
VD
548
cm³
Power handling
P
300
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
4.3
Ω
Inductance (1kHz, estimated)
LE
1.23
mH
Magnet
Force factor
Bl
12.4
N/A
Motor constant
Bl/√RE
5.99
N/√W
Diameter
128
mm
Diaphragm
Effective diameter
247
mm
Effective area
SD
481
cm²
Moving mass
MMS
143.8
g
Moving mass (without air load)
MMD
135.9
g
Suspensions
Stiffness
KMS
4.59
N/mm
Compliance
CMS
218
µm/N
Equivalent volume to the compliance
VAS
71.6
L
Mechanical resistance
RMS
2.4
N·s/m
Dimensions
Nominal diameter
12
″
300
mm
Overall diameter
318
mm
Baffle cutout diameter
281
mm
Mounting depth
137
mm
Volume occupied by the driver
1.36
L
Net weight
3.68
kg
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