VISATON FR 58 - 8 Ohm
Full-range
2.3″ / 58 mm
Nominal diameter
190 Hz
Resonance
0.98
Q factor
82 dB
Sensitivity
± 0.6 mm
Linear excursion
12 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
81.9
dB
Frequency response
120 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
190
Hz
Mechanical quality factor
QMS
2.41
Electrical quality factor
QES
1.64
Total quality factor
QTS
0.98
Large signal parameters
Maximum linear excursion
xmax
0.6
mm
Maximum excursion before damage
xlim
5.5
mm
Air volume displaced at xmax
VD
0.8
cm³
Power handling
P
10
W
Program power
Pmax
12
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.3
Ω
Inductance (1kHz)
LE
0.15
mH
VC Diameter
14
mm
Winding height
HVC
3.5
mm
Magnet
Force factor
Bl
2.27
N/A
Motor constant
Bl/√RE
0.84
N/√W
Air gap height
HAG
2.4
mm
Diaphragm
Effective diameter
41
mm
Effective area
SD
13
cm²
Moving mass
MMS
1
g
Moving mass (without air load)
MMD
0.9
g
Suspensions
Stiffness
KMS
1.37
N/mm
Compliance
CMS
728
µm/N
Equivalent volume to the compliance
VAS
0.18
L
Mechanical resistance
RMS
0.48
N·s/m
Dimensions
Nominal diameter
2.3
″
58
mm
Baffle cutout diameter
57
mm
Net weight
0.13
kg
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SpeakerbenchSimilar speaker drivers to VISATON FR 58 - 8 Ohm
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3″Full-range
fS
189 Hz
SD
12 cm²
170 - 20000 Hz
QTS
0.95
xmax
1.3 mm
SPL1W
82 dB
Bl/√RE
1.04
Pmax
30 W
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3″Full-range
fS
185 Hz
SD
12 cm²
160 - 20000 Hz
QTS
1.07
xmax
1.3 mm
SPL1W
81 dB
Bl/√RE
1.02
Pmax
30 W
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2″Full-range
fS
190 Hz
SD
15 cm²
100 - 20000 Hz
QTS
0.85
xmax
2.0 mm
SPL1W
83 dB
Bl/√RE
1.17
Pmax
30 W