LaVoce CSF051.21
Coaxial
5″ / 130 mm
Nominal diameter
110 Hz
Resonance
0.64
Q factor
91 dB
Sensitivity
± 3.1 mm
Linear excursion
100 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
90.7
dB
Frequency response
110 - 22000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
110
Hz
Mechanical quality factor
QMS
4.85
Electrical quality factor
QES
0.74
Total quality factor
QTS
0.64
Large signal parameters
Maximum linear excursion
xmax
3.1
mm
Maximum excursion before damage
xlim
3.7
mm
Air volume displaced at xmax
VD
30
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
0.3
mH
VC Diameter
30
mm
Winding height
HVC
8
mm
Winding material
Copper
Former material
Polyimide
Magnet
Force factor
Bl
5.91
N/A
Motor constant
Bl/√RE
2.48
N/√W
Air gap height
HAG
3.5
mm
Diameter
85
mm
Height
13
mm
Material
Ferrite - Neodymium
Diaphragm
Effective diameter
111
mm
Effective area
SD
97
cm²
Moving mass
MMS
6.3
g
Moving mass (without air load)
MMD
5.6
g
Material
Water Resistant Treated Paper - PEI
Suspensions
Stiffness
KMS
3.13
N/mm
Compliance
CMS
320
µm/N
Equivalent volume to the compliance
VAS
4.26
L
Mechanical resistance
RMS
0.9
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
5
″
130
mm
Volume occupied by the driver
0.28
L
Net weight
0.7
kg
Frame material
Steel
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SpeakerbenchSimilar speaker drivers to LaVoce CSF051.21
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6″Full-range
fS
109 Hz
SD
123 cm²
100 - 18000 Hz
QTS
0.63
xmax
1.5 mm
SPL1W
91 dB
Bl/√RE
3.01
Pmax
200 W
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6″Mid Bass
fS
107 Hz
SD
150 cm²
110 - 6500 Hz
QTS
0.53
xmax
5.5 mm
SPL1W
92 dB
Bl/√RE
4.32
Pmax
500 W
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6″Mid-range
fS
100 Hz
SD
137 cm²
100 - 6000 Hz
QTS
0.53
xmax
2.8 mm
SPL1W
91 dB
Bl/√RE
3.47
Pmax
300 W