LaVoce CPF082.00K
Coaxial
8″ / 200 mm
Nominal diameter
93 Hz
Resonance
0.45
Q factor
94 dB
Sensitivity
± 3.3 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.9
dB
Frequency response
90 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
93.0
Hz
Mechanical quality factor
QMS
5.72
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.45
Large signal parameters
Maximum linear excursion
xmax
3.3
mm
Maximum excursion before damage
xlim
7.3
mm
Air volume displaced at xmax
VD
73
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
0.25
mH
VC Diameter
51
mm
Winding height
HVC
10.7
mm
Winding material
Edgewound CCA
Former material
Glass Fiber
Magnet
Flux density
B
0.9
T
Force factor
Bl
8.48
N/A
Motor constant
Bl/√RE
4.74
N/√W
Air gap height
HAG
8
mm
Diameter
140
mm
Height
22
mm
Material
Ferrite
Diaphragm
Effective diameter
167
mm
Effective area
SD
220
cm²
Moving mass
MMS
18.8
g
Moving mass (without air load)
MMD
16.5
g
Material
WP Treated Paper + WP Front Side
Suspensions
Stiffness
KMS
6.41
N/mm
Compliance
CMS
156
µm/N
Equivalent volume to the compliance
VAS
10.7
L
Mechanical resistance
RMS
1.92
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
8
″
200
mm
Volume occupied by the driver
1.1
L
Net weight
2.9
kg
Frame material
ABS
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8″Mid-range
fS
88 Hz
SD
219 cm²
88 - 8000 Hz
QTS
0.43
xmax
1.3 mm
SPL1W
94 dB
Bl/√RE
4.8
Pmax
300 W
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