12″ / 305 mm
Nominal diameter
36 Hz
Resonance
0.31
Q factor
94 dB
Sensitivity
± 9.1 mm
Linear excursion
1100 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.7
dB
Frequency response
41 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
36.0
Hz
Mechanical quality factor
QMS
8.38
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.31
Large signal parameters
Maximum linear excursion
xmax
9.1
mm
Maximum excursion before damage
xlim
14.5
mm
Air volume displaced at xmax
VD
496
cm³
Power handling
P
550
W
Program power
Pmax
1100
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.9
Ω
Inductance (1kHz)
LE
0.66
mH
VC Diameter
76
mm
Winding material
Copper
Former material
Kapton
Magnet
Force factor
Bl
14.27
N/A
Motor constant
Bl/√RE
7.24
N/√W
Air gap height
HAG
9.3
mm
Weight
0.312
kg
Material
Neodymium
Diaphragm
Effective diameter
264
mm
Effective area
SD
545
cm²
Moving mass
MMS
72
g
Moving mass (without air load)
MMD
63
g
Material
Treated paper
Suspensions
Stiffness
KMS
3.85
N/mm
Compliance
CMS
260
µm/N
Equivalent volume to the compliance
VAS
107
L
Mechanical resistance
RMS
1.94
N·s/m
Surround material
Sealed cloth
Dimensions
Nominal diameter
12
″
305
mm
Overall diameter
315
mm
Baffle cutout diameter
281
mm
Overall depth
152
mm
Volume occupied by the driver
1.56
L
Net weight
3.45
kg
Frame material
Die-cast aluminum
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Export this driver to a simulation software:
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MfbLabs
SpeakerbenchSimilar subwoofers to Eminence KAPPALITE 3012LF-4
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12″Subwoofer
fS
37 Hz
SD
545 cm²
46 - 2000 Hz
QTS
0.32
xmax
9.1 mm
SPL1W
93 dB
Bl/√RE
7.06
Pmax
900 W
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15″Subwoofer
fS
34 Hz
SD
850 cm²
42 - 2000 Hz
QTS
0.29
xmax
9.0 mm
SPL1W
94 dB
Bl/√RE
11
Pmax
1400 W
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15″Subwoofer
fS
35 Hz
SD
855 cm²
35 - 1500 Hz
QTS
0.28
xmax
9.0 mm
SPL1W
94 dB
Bl/√RE
11
Pmax
2000 W