FaitalPRO 2FE22 8Ω
Full-range
2.5″ / 66 mm
Nominal diameter
125 Hz
Resonance
0.38
Q factor
86 dB
Sensitivity
± 2.9 mm
Linear excursion
50 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.7
dB
Frequency response
125 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
125
Hz
Mechanical quality factor
QMS
3.10
Electrical quality factor
QES
0.43
Total quality factor
QTS
0.38
Large signal parameters
Maximum linear excursion
xmax
2.9
mm
Maximum excursion before damage
xlim
5.3
mm
Air volume displaced at xmax
VD
5.8
cm³
Power handling
P
25
W
Program power
Pmax
50
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.15
mH
VC Diameter
19
mm
Winding height
HVC
6.8
mm
Winding material
Aluminium
Former material
Kapton
Magnet
Flux density
B
1.65
T
Force factor
Bl
5.2
N/A
Motor constant
Bl/√RE
2.04
N/√W
Air gap height
HAG
3
mm
Material
Neodymium Ring
Diaphragm
Effective diameter
51
mm
Effective area
SD
20
cm²
Moving mass
MMS
2
g
Moving mass (without air load)
MMD
1.9
g
Suspensions
Stiffness
KMS
1.24
N/mm
Compliance
CMS
810
µm/N
Equivalent volume to the compliance
VAS
0.5
L
Mechanical resistance
RMS
0.5
N·s/m
Dimensions
Nominal diameter
2.5
″
66
mm
Overall size
68 x 88
mm
Baffle cutout diameter
61
mm
Overall depth
33
mm
Flange thickness
6
mm
Mounting depth
27
mm
Volume occupied by the driver
0.03
L
Net weight
0.184
kg
Frame material
Polycarbonate
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SpeakerbenchSimilar speaker drivers to FaitalPRO 2FE22 8Ω
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2.5″Full-range
fS
139 Hz
SD
17 cm²
139 - 20000 Hz
QTS
0.36
xmax
1.4 mm
SPL1W
86 dB
Bl/√RE
1.51
Pmax
20 W
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2″Full-range
fS
160 Hz
SD
13 cm²
160 - 20000 Hz
QTS
0.36
xmax
1.0 mm
SPL1W
85 dB
Bl/√RE
1.42
Pmax
16 W
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2″Full-range
fS
155 Hz
SD
13 cm²
155 - 20000 Hz
QTS
0.35
xmax
1.0 mm
SPL1W
87 dB
Bl/√RE
1.49
Pmax
16 W