15″ / 381 mm
Nominal diameter
23 Hz
Resonance
0.55
Q factor
87 dB
Sensitivity
± 9 mm
Linear excursion
500 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
86.5
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
23.0
Hz
Mechanical quality factor
QMS
3.46
Electrical quality factor
QES
0.80
Total quality factor
QTS
0.55
Large signal parameters
Maximum linear excursion
xmax
9.0
mm
Air volume displaced at xmax
VD
788
cm³
Power handling
P
250
W
Program power
Pmax
500
W
Voice Coil
Nominal impedance
Z
2
Ω
DC resistance
RE
1.8
Ω
Inductance (1kHz)
LE
1.12
mH
VC Diameter
51
mm
Magnet
Force factor
Bl
9.4
N/A
Motor constant
Bl/√RE
7.01
N/√W
Weight
1.7
kg
Diaphragm
Effective diameter
334
mm
Effective area
SD
876
cm²
Moving mass
MMS
272.1
g
Moving mass (without air load)
MMD
254.5
g
Suspensions
Stiffness
KMS
5.68
N/mm
Compliance
CMS
176
µm/N
Equivalent volume to the compliance
VAS
192
L
Mechanical resistance
RMS
11.36
N·s/m
Dimensions
Nominal diameter
15
″
381
mm
Baffle cutout diameter
352
mm
Mounting depth
177
mm
Volume occupied by the driver
4.19
L
Export this driver to a simulation software:
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