SEAS XM004-04 L26RO4Y

Subwoofer

10″ / 260 mm
Nominal diameter
26 Hz
Resonance
0.27
Q factor
85 dB
Sensitivity
± 15 mm
Linear excursion
500 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
85.4
dB
Frequency response
20 - 1000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
26.0
Hz
Mechanical quality factor
QMS
3.94
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.27

Large signal parameters

Maximum linear excursion
xmax
15.0
mm
Maximum excursion before damage
xlim
28.0
mm
Air volume displaced at xmax
VD
513
cm³
Power handling
P
250
W
Program power
Pmax
500
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.5
Ω
Inductance (1kHz)
LE
2.33
mH
VC Diameter
56
mm
Winding height
HVC
40
mm

Magnet

Flux density
B
0.9
T
Force factor
Bl
17.7
N/A
Motor constant
Bl/√RE
9.46
N/√W
Air gap height
HAG
10
mm
Weight
2.34
kg

Diaphragm

Effective diameter
209
mm
Effective area
SD
342
cm²
Moving mass
MMS
160
g
Moving mass (without air load)
MMD
155.4
g

Suspensions

Stiffness
KMS
4.17
N/mm
Compliance
CMS
240
µm/N
Equivalent volume to the compliance
VAS
40
L
Mechanical resistance
RMS
6.53
N·s/m

Dimensions

Nominal diameter
10
260
mm
Volume occupied by the driver (estimated)
4.5
L
Net weight
10.0
kg
SEAS XM004-04 L26RO4Y SPL & Impedance
SEAS XM004-04 L26RO4Y Dimensions

Export this driver to a simulation software:

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fS
29 Hz
SD
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QTS
0.29
xmax
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SPL1W
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Bl/√RE
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Pmax
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