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
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
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
LaVoce FBASS08-18 SPL & Impedance
LaVoce FBASS08-18 Dimensions

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