LaVoce WSN122.50
Woofer
12″ / 300 mm
Nominal diameter
53 Hz
Resonance
0.36
Q factor
98 dB
Sensitivity
± 4.7 mm
Linear excursion
500 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
98.1
dB
Frequency response
50 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
53.0
Hz
Mechanical quality factor
QMS
4.31
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.36
Large signal parameters
Maximum linear excursion
xmax
4.7
mm
Maximum excursion before damage
xlim
8.8
mm
Air volume displaced at xmax
VD
250
cm³
Power handling
P
250
W
Program power
Pmax
500
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.7
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
15.85
N/A
Motor constant
Bl/√RE
6.64
N/√W
Air gap height
HAG
8.2
mm
Diameter
64
mm
Height
8
mm
Material
Neodymium
Diaphragm
Effective diameter
260
mm
Effective area
SD
531
cm²
Moving mass
MMS
38.5
g
Moving mass (without air load)
MMD
30.1
g
Material
Water Resistant Treated Paper + Water Proof Front Side Treatment
Suspensions
Stiffness
KMS
5.75
N/mm
Compliance
CMS
174
µm/N
Equivalent volume to the compliance
VAS
69.4
L
Mechanical resistance
RMS
2.98
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
12
″
300
mm
Volume occupied by the driver
1.6
L
Net weight
2.1
kg
Frame material
Steel
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12″Full-range
fS
62 Hz
SD
531 cm²
50 - 10000 Hz
QTS
0.37
xmax
4.0 mm
SPL1W
97 dB
Bl/√RE
6.07
Pmax
400 W