Eminence LA15850

Woofer

15″ / 381 mm
Nominal diameter
34 Hz
Resonance
0.33
Q factor
96 dB
Sensitivity
± 4.1 mm
Linear excursion
1600 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
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
95.5
dB
Frequency response
45 - 1500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
34.0
Hz
Mechanical quality factor
QMS
9.27
Electrical quality factor
QES
0.34
Total quality factor
QTS
0.33

Large signal parameters

Maximum linear excursion
xmax
4.1
mm
Maximum excursion before damage
xlim
12.2
mm
Air volume displaced at xmax
VD
351
cm³
Power handling
P
800
W
Program power
Pmax
1600
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.8
Ω
Inductance (1kHz)
LE
1.0
mH
VC Diameter
102
mm
Winding material
Copper
Former material
Polyimide

Magnet

Force factor
Bl
18.98
N/A
Motor constant
Bl/√RE
7.86
N/√W
Air gap height
HAG
9.5
mm
Weight
3.09
kg
Material
Ferrite

Diaphragm

Effective diameter
330
mm
Effective area
SD
856
cm²
Moving mass
MMS
98
g
Moving mass (without air load)
MMD
80.5
g
Material
Water resistant treated paper

Suspensions

Stiffness
KMS
4.35
N/mm
Compliance
CMS
230
µm/N
Equivalent volume to the compliance
VAS
234
L
Mechanical resistance
RMS
2.26
N·s/m
Surround material
Paper

Dimensions

Nominal diameter
15
381
mm
Overall diameter
389
mm
Baffle cutout diameter
358
mm
Overall depth
140
mm
Volume occupied by the driver
4.1
L
Net weight
9.71
kg
Frame material
Die-cast aluminum
Eminence LA15850 SPL & Impedance

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Similar subwoofers to Eminence LA15850

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fS
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SD
1131 cm²
35 - 1000 Hz
QTS
0.34
xmax
7.5 mm
SPL1W
95 dB
Bl/√RE
10
Pmax
2000 W