LaVoce LBASS12-15
Bass Guitar Speaker
12″ / 300 mm
Nominal diameter
38 Hz
Resonance
0.48
Q factor
93 dB
Sensitivity
± 4.7 mm
Linear excursion
200 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.0
dB
Frequency response
40 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
38.0
Hz
Mechanical quality factor
QMS
3.40
Electrical quality factor
QES
0.56
Total quality factor
QTS
0.48
Large signal parameters
Maximum linear excursion
xmax
4.7
mm
Maximum excursion before damage
xlim
8.7
mm
Air volume displaced at xmax
VD
252
cm³
Power handling
P
100
W
Program power
Pmax
200
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
0.7
mH
VC Diameter
38
mm
Winding height
HVC
13.3
mm
Winding material
Copper
Former material
Glass fiber
Magnet
Force factor
Bl
10.0
N/A
Motor constant
Bl/√RE
4.3
N/√W
Air gap height
HAG
8
mm
Diameter
110
mm
Height
17
mm
Material
Ferrite
Diaphragm
Effective diameter
261
mm
Effective area
SD
535
cm²
Moving mass
MMS
44.3
g
Moving mass (without air load)
MMD
35.9
g
Material
Water Proof Treated Paper
Suspensions
Stiffness
KMS
2.56
N/mm
Compliance
CMS
390
µm/N
Equivalent volume to the compliance
VAS
160
L
Mechanical resistance
RMS
3.11
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
12
″
300
mm
Volume occupied by the driver
1.7
L
Net weight
2.4
kg
Frame material
Steel
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fS
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SD
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35 - 2300 Hz
QTS
0.54
xmax
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SPL1W
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Bl/√RE
4.43
Pmax
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fS
40 Hz
SD
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40 - 4000 Hz
QTS
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SPL1W
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Bl/√RE
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fS
35 Hz
SD
531 cm²
35 - 2200 Hz
QTS
0.50
xmax
8.3 mm
SPL1W
92 dB
Bl/√RE
4.65
Pmax
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