LaVoce CSF122.50K
Coaxial
12″ / 300 mm
Nominal diameter
47 Hz
Resonance
0.42
Q factor
95 dB
Sensitivity
± 6.25 mm
Linear excursion
600 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.3
dB
Frequency response
45 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
47.0
Hz
Mechanical quality factor
QMS
5.80
Electrical quality factor
QES
0.45
Total quality factor
QTS
0.42
Large signal parameters
Maximum linear excursion
xmax
6.25
mm
Maximum excursion before damage
xlim
10.25
mm
Air volume displaced at xmax
VD
332
cm³
Power handling
P
300
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.8
Ω
Inductance (1kHz)
LE
0.46
mH
VC Diameter
65
mm
Winding height
HVC
16.6
mm
Winding material
Edgewound CCA
Former material
Glass Fiber
Magnet
Flux density
B
1.12
T
Force factor
Bl
13.9
N/A
Motor constant
Bl/√RE
5.77
N/√W
Air gap height
HAG
8
mm
Diameter
185
mm
Height
22
mm
Material
Ferrite
Diaphragm
Effective diameter
260
mm
Effective area
SD
531
cm²
Moving mass
MMS
50.8
g
Moving mass (without air load)
MMD
42.4
g
Material
Waterproof Treated Paper
Suspensions
Stiffness
KMS
4.35
N/mm
Compliance
CMS
230
µm/N
Equivalent volume to the compliance
VAS
89.8
L
Mechanical resistance
RMS
2.59
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
12
″
300
mm
Volume occupied by the driver
3.0
L
Net weight
5.6
kg
Frame material
Steel
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fS
47 Hz
SD
543 cm²
50 - 4000 Hz
QTS
0.44
xmax
5.5 mm
SPL1W
94 dB
Bl/√RE
6.19
Pmax
500 W
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15″Low frequency
fS
47 Hz
SD
855 cm²
40 - 2000 Hz
QTS
0.39
xmax
5.0 mm
SPL1W
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Bl/√RE
9.58
Pmax
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12″Bass Guitar Speaker
fS
47 Hz
SD
531 cm²
QTS
0.43
xmax
5.5 mm
SPL1W
94 dB
Bl/√RE
6.13
Pmax
500 W