VISATON SC 4.9 FL - 8 Ohm
Miniature
1.6x3.5″/ 40x90 mm
Nominal size
220 Hz
Resonance
1.31
Q factor
88 dB
Sensitivity
5 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.6
dB
Frequency response
120 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
220
Hz
Mechanical quality factor
QMS
3.06
Electrical quality factor
QES
2.29
Total quality factor
QTS
1.31
Large signal parameters
Maximum excursion before damage
xlim
1.0
mm
Power handling
P
4
W
Program power
Pmax
5
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.9
Ω
Inductance (1kHz)
LE
0.13
mH
VC Diameter
26
mm
Winding height
HVC
2
mm
Magnet
Flux density
B
1.15
T
Force factor
Bl
1.98
N/A
Motor constant
Bl/√RE
0.754
N/√W
Air gap height
HAG
2
mm
Diaphragm
Effective diameter
55
mm
Effective area
SD
24
cm²
Moving mass
MMS
0.9
g
Moving mass (without air load)
MMD
0.9
g
Suspensions
Stiffness
KMS
1.82
N/mm
Compliance
CMS
549
µm/N
Equivalent volume to the compliance
VAS
0.43
L
Mechanical resistance
RMS
0.41
N·s/m
Dimensions
Nominal size
1.6 x 3.5
″
40 x 90
mm
Mounting baffle cutout
36 x 86
mm
Net weight
0.054
kg
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Similar speaker drivers to VISATON SC 4.9 FL - 8 Ohm
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2 x 3″Full-range
fS
203 Hz
SD
26 cm²
150 - 17000 Hz
QTS
1.42
xmax
2.2 mm
SPL1W
88 dB
Bl/√RE
1.1
Pmax
30 W
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2 x 3.5″Full-range
fS
193 Hz
SD
27 cm²
130 - 20000 Hz
QTS
1.25
xmax
0.5 mm
SPL1W
89 dB
Bl/√RE
0.945
Pmax
15 W
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1.25 x 3″Full-range
fS
211 Hz
SD
16 cm²
150 - 17000 Hz
QTS
1.26
xmax
2.1 mm
SPL1W
84 dB
Bl/√RE
1.07
Pmax
20 W