EASTECH FSI522054-5602

Woofer

5.25″ / 133 mm
Nominal diameter
55 Hz
Resonance
0.7
Q factor
85 dB
Sensitivity
± 2.95 mm
Linear excursion
40 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
85.4
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
55.0
Hz
Mechanical quality factor
QMS
12.08
Electrical quality factor
QES
0.74
Total quality factor
QTS
0.70

Large signal parameters

Maximum linear excursion
xmax
2.95
mm
Air volume displaced at xmax
VD
28
cm³
Power handling
P
20
W
Program power
Pmax
40
W

Voice Coil

Nominal impedance
Z
6
Ω
DC resistance
RE
5.7
Ω
Inductance (1kHz)
LE
0.38
mH
VC Diameter
25
mm
Winding height
HVC
10.9
mm
Winding material
PESVW
Former material
Glass Fiber

Magnet

Force factor
Bl
5.28
N/A
Motor constant
Bl/√RE
2.21
N/√W
Air gap height
HAG
5
mm
Material
Ferrite

Diaphragm

Effective diameter
110
mm
Effective area
SD
95
cm²
Moving mass
MMS
10.5
g
Moving mass (without air load)
MMD
9.8
g
Material
Paper

Suspensions

Stiffness
KMS
1.25
N/mm
Compliance
CMS
800
µm/N
Equivalent volume to the compliance
VAS
10.2
L
Mechanical resistance
RMS
0.3
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
5.25
133
mm
Volume occupied by the driver (estimated)
0.28
L
Net weight
0.73
kg
Frame material
Steel
EASTECH FSI522054-5602 SPL & Impedance
EASTECH FSI522054-5602 Dimensions

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SD
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