PowerBass XL-1040D

2x4Ω

Subwoofer

10″ / 254 mm
Nominal diameter
35 Hz
Resonance
0.53
Q factor
85 dB
Sensitivity
± 8.5 mm
Linear excursion
700 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
84.6
dB
Frequency response
35 - 500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
35.3
Hz
Mechanical quality factor
QMS
3.70
Electrical quality factor
QES
0.62
Total quality factor
QTS
0.53

Large signal parameters

Maximum linear excursion
xmax
8.5
mm
Air volume displaced at xmax
VD
309
cm³
Power handling
P
350
W
Program power
Pmax
700
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.4
Ω
Inductance (1kHz, in series, estimated)
LE
1.83
mH
VC Diameter
51
mm

Magnet

Force factor (in series)
Bl
18.08
N/A
Motor constant
Bl/√RE
7.15
N/√W
Weight
4.65
kg

Diaphragm

Effective diameter
215
mm
Effective area
SD
363
cm²
Moving mass
MMS
142.9
g
Moving mass (without air load)
MMD
138.1
g
Material
Non Pressed Paper

Suspensions

Stiffness
KMS
7.05
N/mm
Compliance
CMS
142
µm/N
Equivalent volume to the compliance
VAS
26.6
L
Mechanical resistance
RMS
8.58
N·s/m

Dimensions

Nominal diameter
10
254
mm
Baffle cutout diameter
237
mm
Mounting depth
133
mm
Volume occupied by the driver (estimated)
1.5
L

Export this driver to a simulation software:

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fS
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SD
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SD
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