Eminence KL3012CX-8
Coaxial
12″ / 305 mm
Nominal diameter
42 Hz
Resonance
0.3
Q factor
96 dB
Sensitivity
± 7.47 mm
Linear excursion
800 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.9
dB
Frequency response
40 - 3200
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
42.0
Hz
Mechanical quality factor
QMS
8.37
Electrical quality factor
QES
0.31
Total quality factor
QTS
0.30
Large signal parameters
Maximum linear excursion
xmax
7.47
mm
Maximum excursion before damage
xlim
17.84
mm
Air volume displaced at xmax
VD
407
cm³
Power handling
P
400
W
Program power
Pmax
800
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.7
Ω
Inductance (1kHz)
LE
0.61
mH
VC Diameter
76
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Force factor
Bl
16.02
N/A
Motor constant
Bl/√RE
6.71
N/√W
Air gap height
HAG
9.27
mm
Weight
0.312
kg
Material
Neodymium
Diaphragm
Effective diameter
264
mm
Effective area
SD
545
cm²
Moving mass
MMS
54
g
Moving mass (without air load)
MMD
45
g
Material
Treated paper
Suspensions
Stiffness
KMS
3.7
N/mm
Compliance
CMS
270
µm/N
Equivalent volume to the compliance
VAS
112
L
Mechanical resistance
RMS
1.7
N·s/m
Surround material
Sealed cloth
Dimensions
Nominal diameter
12
″
305
mm
Overall diameter
314
mm
Baffle cutout diameter
281
mm
Overall depth
143
mm
Volume occupied by the driver
1.53
L
Net weight
3.31
kg
Frame material
Die-cast aluminum
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Export this driver to a simulation software:
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QSpeakers
SpeakerSim
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SpeakerbenchSimilar speaker drivers to Eminence KL3012CX-8
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BMS 15S430v²8 Ω
15″Subwoofer
fS
40 Hz
SD
880 cm²
35 - 2500 Hz
QTS
0.28
xmax
8.0 mm
SPL1W
96 dB
Bl/√RE
11
Pmax
2400 W
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12″Low frequency
fS
42 Hz
SD
540 cm²
50 - 3000 Hz
QTS
0.33
xmax
6.0 mm
SPL1W
95 dB
Bl/√RE
6.59
Pmax
800 W
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15″Subwoofer
fS
40 Hz
SD
822 cm²
40 - 4000 Hz
QTS
0.27
xmax
9.0 mm
SPL1W
96 dB
Bl/√RE
10
Pmax
1400 W