SEAS OR005-04 FA8RCND/S
Full-range
3″ / 80 mm
Nominal diameter
72 Hz
Resonance
0.36
Q factor
83 dB
Sensitivity
± 4 mm
Linear excursion
12 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.0
dB
Frequency response
100 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
72.0
Hz
Mechanical quality factor
QMS
4.25
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.36
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Maximum excursion before damage
xlim
4.3
mm
Air volume displaced at xmax
VD
9.5
cm³
Power handling
P
10
W
Program power
Pmax
12
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz)
LE
0.14
mH
VC Diameter
26
mm
Winding height
HVC
8.8
mm
Magnet
Flux density
B
0.61
T
Force factor
Bl
3.3
N/A
Motor constant
Bl/√RE
1.79
N/√W
Air gap height
HAG
3
mm
Diameter
33
mm
Weight
0.031
kg
Diaphragm
Effective diameter
55
mm
Effective area
SD
24
cm²
Moving mass
MMS
2.8
g
Moving mass (without air load)
MMD
2.7
g
Material
Paper
Suspensions
Stiffness
KMS
0.56
N/mm
Compliance
CMS
1770
µm/N
Equivalent volume to the compliance
VAS
1.4
L
Mechanical resistance
RMS
0.29
N·s/m
Dimensions
Nominal diameter
3
″
80
mm
Overall diameter
75
mm
Baffle cutout diameter
63
mm
Mounting depth
35
mm
Net weight
0.122
kg
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3.5″Woofer
fS
73 Hz
SD
32 cm²
200 - 2000 Hz
QTS
0.36
xmax
6.5 mm
SPL1W
83 dB
Bl/√RE
2.4
Pmax
60 W
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3″Full-range
fS
70 Hz
SD
24 cm²
100 - 20000 Hz
QTS
0.37
xmax
4.6 mm
SPL1W
82 dB
Bl/√RE
1.76
Pmax
12 W
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3″Full-range
fS
75 Hz
SD
32 cm²
75 - 20000 Hz
QTS
0.31
xmax
3.5 mm
SPL1W
85 dB
Bl/√RE
2.22
Pmax
60 W