15″ / 381 mm
Nominal diameter
47 Hz
Resonance
0.38
Q factor
97 dB
Sensitivity
± 3.2 mm
Linear excursion
1000 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.3
dB
Frequency response
46 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
47.0
Hz
Mechanical quality factor
QMS
8.01
Electrical quality factor
QES
0.40
Total quality factor
QTS
0.38
Large signal parameters
Maximum linear excursion
xmax
3.2
mm
Maximum excursion before damage
xlim
13.2
mm
Air volume displaced at xmax
VD
274
cm³
Power handling
P
500
W
Program power
Pmax
1000
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
1.01
mH
VC Diameter
76
mm
Magnet
Force factor
Bl
16.6
N/A
Motor constant
Bl/√RE
7.26
N/√W
Air gap height
HAG
9.5
mm
Weight
2.268
kg
Diaphragm
Effective diameter
330
mm
Effective area
SD
856
cm²
Moving mass
MMS
72
g
Moving mass (without air load)
MMD
54.5
g
Suspensions
Stiffness
KMS
6.25
N/mm
Compliance
CMS
160
µm/N
Equivalent volume to the compliance
VAS
168
L
Mechanical resistance
RMS
2.65
N·s/m
Dimensions
Nominal diameter
15
″
381
mm
Overall diameter
389
mm
Baffle cutout diameter
356
mm
Overall depth
154
mm
Volume occupied by the driver
3.92
L
Net weight
7.67
kg
Frame material
Die-cast aluminum
Similar subwoofers to Eminence KAPPA PRO-15A
15″Mid Bass
fS
46 Hz
SD
897 cm²
45 - 4000 Hz
QTS
0.40
xmax
8.5 mm
SPL1W
97 dB
Bl/√RE
7.49
Pmax
1800 W
15″Low frequency
fS
42 Hz
SD
881 cm²
40 - 4000 Hz
QTS
0.36
xmax
4.8 mm
SPL1W
98 dB
Bl/√RE
7.49
Pmax
1000 W
15″Coaxial
fS
45 Hz
SD
855 cm²
45 - 20000 Hz
QTS
0.40
xmax
5.5 mm
SPL1W
96 dB
Bl/√RE
7.64
Pmax
800 W