JL Audio 12W7AE-3
Subwoofer
12″ / 300 mm
Nominal diameter
27 Hz
Resonance
0.48
Q factor
86 dB
Sensitivity
± 29 mm
Linear excursion
2000 W
Program Power
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Sensitivity (1W, 1m, infinite baffle)
SPL1W
86.1
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
27.2
Hz
Mechanical quality factor
QMS
7.81
Electrical quality factor
QES
0.51
Total quality factor
QTS
0.48
Large signal parameters
Maximum linear excursion
xmax
29.0
mm
Air volume displaced at xmax
VD
1572
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W
Voice Coil
Nominal impedance
Z
3
Ω
DC resistance
RE
2.5
Ω
Inductance (1kHz, estimated)
LE
0.91
mH
Magnet
Force factor
Bl
13.3
N/A
Motor constant
Bl/√RE
8.46
N/√W
Diameter
191
mm
Diaphragm
Effective diameter
263
mm
Effective area
SD
542
cm²
Moving mass
MMS
216.7
g
Moving mass (without air load)
MMD
207.7
g
Suspensions
Stiffness
KMS
6.33
N/mm
Compliance
CMS
158
µm/N
Equivalent volume to the compliance
VAS
66
L
Mechanical resistance
RMS
4.74
N·s/m
Dimensions
Nominal diameter
12
″
300
mm
Overall diameter
318
mm
Baffle cutout diameter
267
mm
Mounting depth
241
mm
Volume occupied by the driver
4.0
L
Net weight
20.4
kg
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SpeakerbenchSimilar subwoofers to JL Audio 12W7AE-3
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12.25″Subwoofer
fS
28 Hz
SD
488 cm²
28 - 300 Hz
QTS
0.48
xmax
11.5 mm
SPL1W
86 dB
Bl/√RE
8.11
Pmax
500 W
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