LaVoce WSF152.50
Woofer
15″ / 380 mm
Nominal diameter
46 Hz
Resonance
0.5
Q factor
95 dB
Sensitivity
± 4.7 mm
Linear excursion
500 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.4
dB
Frequency response
45 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
46.0
Hz
Mechanical quality factor
QMS
5.12
Electrical quality factor
QES
0.56
Total quality factor
QTS
0.50
Large signal parameters
Maximum linear excursion
xmax
4.7
mm
Maximum excursion before damage
xlim
8.8
mm
Air volume displaced at xmax
VD
402
cm³
Power handling
P
250
W
Program power
Pmax
500
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
0.77
mH
VC Diameter
65
mm
Winding height
HVC
13.4
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Force factor
Bl
16.16
N/A
Motor constant
Bl/√RE
6.83
N/√W
Air gap height
HAG
8.2
mm
Diameter
160
mm
Height
20
mm
Material
Ferrite
Diaphragm
Effective diameter
330
mm
Effective area
SD
855
cm²
Moving mass
MMS
90.3
g
Moving mass (without air load)
MMD
73.2
g
Material
Water Resistant Treated Paper + Water Proof Front Side Treatment
Suspensions
Stiffness
KMS
7.52
N/mm
Compliance
CMS
133
µm/N
Equivalent volume to the compliance
VAS
138
L
Mechanical resistance
RMS
5.1
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
15
″
380
mm
Volume occupied by the driver
3.8
L
Net weight
5.4
kg
Frame material
Steel
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SD
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QTS
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xmax
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SPL1W
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Bl/√RE
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fS
45 Hz
SD
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SD
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50 - 4000 Hz
QTS
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xmax
8.0 mm
SPL1W
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Bl/√RE
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