LaVoce CSF061.21
Coaxial
6.5″ / 165 mm
Nominal diameter
90 Hz
Resonance
0.67
Q factor
90 dB
Sensitivity
± 3 mm
Linear excursion
100 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
90.4
dB
Frequency response
90 - 22000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
90.0
Hz
Mechanical quality factor
QMS
4.36
Electrical quality factor
QES
0.79
Total quality factor
QTS
0.67
Large signal parameters
Maximum linear excursion
xmax
3.0
mm
Maximum excursion before damage
xlim
4.0
mm
Air volume displaced at xmax
VD
39
cm³
Power handling
P
50
W
Program power
Pmax
100
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.7
Ω
Inductance (1kHz)
LE
0.37
mH
VC Diameter
30
mm
Winding height
HVC
8
mm
Winding material
Copper
Former material
Polyimide
Magnet
Force factor
Bl
6.09
N/A
Motor constant
Bl/√RE
2.55
N/√W
Air gap height
HAG
8
mm
Diameter
90
mm
Height
13
mm
Material
Ferrite - Neodymium
Diaphragm
Effective diameter
129
mm
Effective area
SD
131
cm²
Moving mass
MMS
9.1
g
Moving mass (without air load)
MMD
8
g
Material
Water Resistant Treated Paper - PEI
Suspensions
Stiffness
KMS
2.94
N/mm
Compliance
CMS
340
µm/N
Equivalent volume to the compliance
VAS
8.31
L
Mechanical resistance
RMS
1.18
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
6.5
″
165
mm
Volume occupied by the driver
8.0
L
Net weight
0.9
kg
Frame material
Steel
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SpeakerbenchSimilar speaker drivers to LaVoce CSF061.21
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8″Low frequency
fS
90 Hz
SD
214 cm²
90 - 7000 Hz
QTS
0.58
xmax
1.5 mm
SPL1W
92 dB
Bl/√RE
4.35
Pmax
400 W
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6.5″Coaxial
fS
97 Hz
SD
143 cm²
95 - 20000 Hz
QTS
0.69
xmax
3.9 mm
SPL1W
90 dB
Bl/√RE
2.92
Pmax
300 W
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4 x 6″2 Way
fS
90 Hz
SD
103 cm²
65 - 21000 Hz
QTS
0.79
xmax
2.0 mm
SPL1W
90 dB
Bl/√RE
2.09
Pmax
80 W