LaVoce WSF030.70
Woofer
3″ / 70 mm
Nominal diameter
109 Hz
Resonance
0.61
Q factor
84 dB
Sensitivity
± 3.3 mm
Linear excursion
60 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.9
dB
Frequency response
100 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
109
Hz
Mechanical quality factor
QMS
4.11
Electrical quality factor
QES
0.71
Total quality factor
QTS
0.61
Large signal parameters
Maximum linear excursion
xmax
3.3
mm
Maximum excursion before damage
xlim
4.3
mm
Air volume displaced at xmax
VD
11
cm³
Power handling
P
30
W
Program power
Pmax
60
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.1
Ω
Inductance (1kHz)
LE
0.35
mH
VC Diameter
20
mm
Winding height
HVC
8.5
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Force factor
Bl
4.67
N/A
Motor constant
Bl/√RE
1.89
N/√W
Air gap height
HAG
4
mm
Diameter
70
mm
Height
15
mm
Material
Ferrite
Diaphragm
Effective diameter
65
mm
Effective area
SD
33
cm²
Moving mass
MMS
3.7
g
Moving mass (without air load)
MMD
3.6
g
Material
Aluminium
Suspensions
Stiffness
KMS
1.74
N/mm
Compliance
CMS
574
µm/N
Equivalent volume to the compliance
VAS
0.895
L
Mechanical resistance
RMS
0.62
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
3
″
70
mm
Volume occupied by the driver
0.111
L
Net weight
0.5
kg
Frame material
Steel
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SD
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200 - 10000 Hz
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SD
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SD
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