Kartesian Wom250_vPA
Woofer
10″ / 250 mm
Nominal diameter
45 Hz
Resonance
0.49
Q factor
90 dB
Sensitivity
± 4 mm
Linear excursion
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
89.8
dB
Frequency response
45 - 500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
45.0
Hz
Mechanical quality factor
QMS
5.42
Electrical quality factor
QES
0.53
Total quality factor
QTS
0.49
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
139
cm³
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.6
Ω
Inductance (1kHz)
LE
0.62
mH
Magnet
Force factor
Bl
15.1
N/A
Motor constant
Bl/√RE
5.48
N/√W
Diameter
152
mm
Diaphragm
Effective diameter
210
mm
Effective area
SD
347
cm²
Moving mass
MMS
56.4
g
Moving mass (without air load)
MMD
51.6
g
Suspensions
Stiffness
KMS
4.51
N/mm
Compliance
CMS
222
µm/N
Equivalent volume to the compliance
VAS
37.7
L
Mechanical resistance
RMS
2.94
N·s/m
Dimensions
Nominal diameter
10
″
250
mm
Overall diameter
267
mm
Baffle cutout diameter
231
mm
Overall depth
87
mm
Flange thickness
11
mm
Mounting depth
76
mm
Volume occupied by the driver (estimated)
1.0
L
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Similar woofers to Kartesian Wom250_vPA
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12″Low frequency
fS
42 Hz
SD
531 cm²
45 - 3000 Hz
QTS
0.41
xmax
8.0 mm
SPL1W
90 dB
Bl/√RE
8.74
Pmax
1600 W
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10″Subwoofer
fS
48 Hz
SD
345 cm²
25 - 3000 Hz
QTS
0.47
xmax
5.0 mm
SPL1W
90 dB
Bl/√RE
5.75
Pmax
400 W
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12″Subwoofer
fS
44 Hz
SD
522 cm²
45 - 1000 Hz
QTS
0.41
xmax
9.5 mm
SPL1W
90 dB
Bl/√RE
9.77
Pmax
1000 W