LaVoce WAF122.50
Woofer
12″ / 300 mm
Nominal diameter
59 Hz
Resonance
0.37
Q factor
95 dB
Sensitivity
± 6 mm
Linear excursion
700 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.3
dB
Frequency response
60 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
59.0
Hz
Mechanical quality factor
QMS
5.88
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.37
Large signal parameters
Maximum linear excursion
xmax
6.0
mm
Maximum excursion before damage
xlim
11.5
mm
Air volume displaced at xmax
VD
333
cm³
Power handling
P
350
W
Program power
Pmax
700
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.7
Ω
Inductance (1kHz)
LE
0.88
mH
VC Diameter
65
mm
Winding height
HVC
17
mm
Winding material
Copper Clad Aluminium
Former material
Glass Fiber
Magnet
Force factor
Bl
19.06
N/A
Motor constant
Bl/√RE
7.98
N/√W
Air gap height
HAG
10
mm
Diameter
170
mm
Height
20
mm
Material
Ferrite
Diaphragm
Effective diameter
266
mm
Effective area
SD
556
cm²
Moving mass
MMS
66.7
g
Moving mass (without air load)
MMD
57.9
g
Material
Water Resistant Treated Paper + Water Proof Front Side Treatment
Suspensions
Stiffness
KMS
9.26
N/mm
Compliance
CMS
108
µm/N
Equivalent volume to the compliance
VAS
47
L
Mechanical resistance
RMS
4.21
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
12
″
300
mm
Volume occupied by the driver
2.6
L
Net weight
6.3
kg
Frame material
Aluminium
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fS
57 Hz
SD
573 cm²
60 - 5000 Hz
QTS
0.33
xmax
6.6 mm
SPL1W
96 dB
Bl/√RE
8.47
Pmax
2000 W
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12″Low frequency
fS
60 Hz
SD
531 cm²
50 - 4000 Hz
QTS
0.37
xmax
4.5 mm
SPL1W
96 dB
Bl/√RE
6.77
Pmax
600 W
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fS
65 Hz
SD
398 cm²
65 - 4000 Hz
QTS
0.41
xmax
5.0 mm
SPL1W
95 dB
Bl/√RE
5.81
Pmax
400 W