LaVoce FBASS08-18
Bass Guitar Speaker
8″ / 200 mm
Nominal diameter
53 Hz
Resonance
0.4
Q factor
91 dB
Sensitivity
± 4.5 mm
Linear excursion
300 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
90.6
dB
Frequency response
50 - 5000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
53.0
Hz
Mechanical quality factor
QMS
6.90
Electrical quality factor
QES
0.42
Total quality factor
QTS
0.40
Large signal parameters
Maximum linear excursion
xmax
4.5
mm
Maximum excursion before damage
xlim
7.0
mm
Air volume displaced at xmax
VD
106
cm³
Power handling
P
150
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
0.58
mH
VC Diameter
45
mm
Winding height
HVC
12
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Force factor
Bl
11.4
N/A
Motor constant
Bl/√RE
4.82
N/√W
Air gap height
HAG
6
mm
Diameter
130
mm
Height
18
mm
Material
Ferrite
Diaphragm
Effective diameter
173
mm
Effective area
SD
235
cm²
Moving mass
MMS
30
g
Moving mass (without air load)
MMD
27.5
g
Material
Water Proof Treated Paper
Suspensions
Stiffness
KMS
3.33
N/mm
Compliance
CMS
300
µm/N
Equivalent volume to the compliance
VAS
24
L
Mechanical resistance
RMS
1.45
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
8
″
200
mm
Volume occupied by the driver
0.7
L
Net weight
3.0
kg
Frame material
Steel
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SpeakerbenchSimilar speaker drivers to LaVoce FBASS08-18
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10″Woofer
fS
52 Hz
SD
363 cm²
50 - 4000 Hz
QTS
0.40
xmax
9.3 mm
SPL1W
91 dB
Bl/√RE
7.27
Pmax
600 W
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8″Low frequency
fS
51 Hz
SD
227 cm²
50 - 6000 Hz
QTS
0.37
xmax
7.3 mm
SPL1W
90 dB
Bl/√RE
5.11
Pmax
500 W