Fostex PW80K

Woofer

3.2″ / 80 mm
Nominal diameter
130 Hz
Resonance
1.08
Q factor
84 dB
Sensitivity
± 2.2 mm
Linear excursion
24 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
84.2
dB
Frequency response
130 - 23000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
130
Hz
Mechanical quality factor
QMS
5.48
Electrical quality factor
QES
1.41
Total quality factor
QTS
1.08

Large signal parameters

Maximum linear excursion
xmax
2.2
mm
Air volume displaced at xmax
VD
6.2
cm³
Power handling
P
8
W
Program power
Pmax
24
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
7.4
Ω
Inductance (1kHz)
LE
0.29
mH
VC Diameter
20
mm

Magnet

Force factor
Bl
3.16
N/A
Motor constant
Bl/√RE
1.16
N/√W
Weight
0.092
kg
Material
Ferrite

Diaphragm

Effective diameter
60
mm
Effective area
SD
28
cm²
Moving mass
MMS
2.3
g
Moving mass (without air load)
MMD
2.2
g

Suspensions

Stiffness
KMS
1.48
N/mm
Compliance
CMS
674
µm/N
Equivalent volume to the compliance
VAS
0.882
L
Mechanical resistance
RMS
0.34
N·s/m

Dimensions

Nominal diameter
3.2
80
mm
Overall diameter
83
mm
Baffle cutout diameter
79
mm
Overall depth
40
mm
Net weight
0.224
kg
Fostex PW80K SPL & Impedance
Fostex PW80K Dimensions

Export this driver to a simulation software:

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Similar woofers to Fostex PW80K

Celestion AN2775 Full-range
2.75Full-range
fS
123 Hz
SD
28 cm²
160 - 20000 Hz
QTS
0.96
xmax
2.3 mm
SPL1W
83 dB
Bl/√RE
1.33
Pmax
40 W