10″ / 254 mm
Nominal diameter
38 Hz
Resonance
0.68
Q factor
87 dB
Sensitivity
± 9.5 mm
Linear excursion
400 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.1
dB
Frequency response
35 - 500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
38.0
Hz
Mechanical quality factor
QMS
4.20
Electrical quality factor
QES
0.72
Total quality factor
QTS
0.68
Large signal parameters
Maximum linear excursion
xmax
9.5
mm
Air volume displaced at xmax
VD
317
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz, estimated)
LE
0.69
mH
VC Diameter
51
mm
Magnet
Force factor
Bl
10.9
N/A
Motor constant
Bl/√RE
5.91
N/√W
Weight
1.11
kg
Diaphragm
Effective diameter
206
mm
Effective area
SD
333
cm²
Moving mass
MMS
82
g
Moving mass (without air load)
MMD
77.6
g
Suspensions
Stiffness
KMS
7.41
N/mm
Compliance
CMS
135
µm/N
Equivalent volume to the compliance
VAS
29
L
Mechanical resistance
RMS
4.66
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Baffle cutout diameter
232
mm
Mounting depth
131
mm
Volume occupied by the driver (estimated)
1.5
L
Similar subwoofers to PowerBass XL-1040SS
10″Subwoofer
fS
38 Hz
SD
333 cm²
35 - 500 Hz
QTS
0.68
xmax
9.5 mm
SPL1W
87 dB
Bl/√RE
5.91
Pmax
400 W
8″Mid Bass
fS
45 Hz
SD
219 cm²
QTS
0.58
xmax
6.0 mm
SPL1W
88 dB
Bl/√RE
4.01
Pmax
400 W
10″Subwoofer
fS
45 Hz
SD
346 cm²
QTS
0.57
xmax
10.0 mm
SPL1W
86 dB
Bl/√RE
6.8