LaVoce SSF153.00
Subwoofer
15″ / 380 mm
Nominal diameter
47 Hz
Resonance
0.41
Q factor
95 dB
Sensitivity
± 6.7 mm
Linear excursion
800 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.3
dB
Frequency response
45 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
47.0
Hz
Mechanical quality factor
QMS
5.19
Electrical quality factor
QES
0.44
Total quality factor
QTS
0.41
Large signal parameters
Maximum linear excursion
xmax
6.7
mm
Maximum excursion before damage
xlim
12.6
mm
Air volume displaced at xmax
VD
573
cm³
Power handling
P
400
W
Program power
Pmax
800
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.1
Ω
Inductance (1kHz)
LE
1.06
mH
VC Diameter
75
mm
Winding height
HVC
18.6
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Force factor
Bl
18.65
N/A
Motor constant
Bl/√RE
8.26
N/√W
Air gap height
HAG
10.5
mm
Diameter
190
mm
Height
20
mm
Material
Ferrite
Diaphragm
Effective diameter
330
mm
Effective area
SD
855
cm²
Moving mass
MMS
103.7
g
Moving mass (without air load)
MMD
86.6
g
Material
Water Resistant Treated Paper + Water Proof Front Side Treatment
Suspensions
Stiffness
KMS
8.85
N/mm
Compliance
CMS
113
µm/N
Equivalent volume to the compliance
VAS
117
L
Mechanical resistance
RMS
5.9
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
15
″
380
mm
Volume occupied by the driver
4.1
L
Net weight
8.5
kg
Frame material
Steel
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fS
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SD
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QTS
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SPL1W
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Bl/√RE
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46 Hz
SD
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SD
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45 - 3500 Hz
QTS
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xmax
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SPL1W
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