PowerBass 2XL-1040D
Subwoofer
10″ / 254 mm
Nominal diameter
32 Hz
Resonance
0.42
Q factor
83 dB
Sensitivity
± 11.5 mm
Linear excursion
800 W
Program Power
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Sensitivity (1W, 1m, infinite baffle)
SPL1W
82.9
dB
Frequency response
35 - 450
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
32.0
Hz
Mechanical quality factor
QMS
6.42
Electrical quality factor
QES
0.45
Total quality factor
QTS
0.42
Large signal parameters
Maximum linear excursion
xmax
11.5
mm
Air volume displaced at xmax
VD
395
cm³
Power handling
P
400
W
Program power
Pmax
800
W
Voice Coil
Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.8
Ω
Inductance (1kHz, in series, estimated)
LE
2.41
mH
VC Diameter
64
mm
Magnet
Force factor (in series)
Bl
22.64
N/A
Motor constant
Bl/√RE
8.68
N/√W
Weight
7.94
kg
Diaphragm
Effective diameter
209
mm
Effective area
SD
343
cm²
Moving mass
MMS
201.3
g
Moving mass (without air load)
MMD
196.8
g
Material
Woven Glass Fiber and Kraft Paper
Suspensions
Stiffness
KMS
7.41
N/mm
Compliance
CMS
135
µm/N
Equivalent volume to the compliance
VAS
25.5
L
Mechanical resistance
RMS
6.31
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Baffle cutout diameter
229
mm
Mounting depth
133
mm
Volume occupied by the driver (estimated)
1.5
L
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SD
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xmax
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Bl/√RE
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Pmax
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SD
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24 - 600 Hz
QTS
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xmax
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SPL1W
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