LaVoce FSN020.71F
Full-range
2″ / 50 mm
Nominal diameter
212 Hz
Resonance
0.82
Q factor
85 dB
Sensitivity
± 2.4 mm
Linear excursion
30 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.3
dB
Frequency response
200 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
212
Hz
Mechanical quality factor
QMS
6.36
Electrical quality factor
QES
0.95
Total quality factor
QTS
0.82
Large signal parameters
Maximum linear excursion
xmax
2.4
mm
Maximum excursion before damage
xlim
2.6
mm
Air volume displaced at xmax
VD
4.2
cm³
Power handling
P
15
W
Program power
Pmax
30
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.4
Ω
Inductance (1kHz)
LE
0.06
mH
VC Diameter
20
mm
Winding height
HVC
6.2
mm
Winding material
Copper Clad Aluminium
Former material
Polyimide
Magnet
Force factor
Bl
3.24
N/A
Motor constant
Bl/√RE
1.28
N/√W
Air gap height
HAG
3
mm
Diameter
19
mm
Height
5
mm
Material
Neodymium
Diaphragm
Effective diameter
47
mm
Effective area
SD
17
cm²
Moving mass
MMS
1.2
g
Moving mass (without air load)
MMD
1.1
g
Material
Water Resistant Treated Paper
Suspensions
Stiffness
KMS
2.08
N/mm
Compliance
CMS
482
µm/N
Equivalent volume to the compliance
VAS
0.205
L
Mechanical resistance
RMS
0.25
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
2
″
50
mm
Volume occupied by the driver
0.028
L
Net weight
0.15
kg
Frame material
Steel
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SpeakerbenchSimilar speaker drivers to LaVoce FSN020.71F
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2.5″Full-range
fS
210 Hz
SD
20 cm²
100 - 20000 Hz
QTS
0.77
xmax
2.0 mm
SPL1W
85 dB
Bl/√RE
1.39
Pmax
40 W
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3″Full-range
fS
215 Hz
SD
21 cm²
150 - 22000 Hz
QTS
0.69
xmax
2.5 mm
SPL1W
86 dB
Bl/√RE
1.64
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2″Full-range
fS
210 Hz
SD
17 cm²
200 - 20000 Hz
QTS
0.92
xmax
2.4 mm
SPL1W
84 dB
Bl/√RE
1.28
Pmax
30 W