SEAS H1209-08 L26RFX/P
Subwoofer
10″ / 260 mm
Nominal diameter
20 Hz
Resonance
0.33
Q factor
88 dB
Sensitivity
± 7 mm
Linear excursion
300 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.5
dB
Frequency response
20 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
20.0
Hz
Mechanical quality factor
QMS
2.15
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.33
Large signal parameters
Maximum linear excursion
xmax
7.0
mm
Maximum excursion before damage
xlim
17.5
mm
Air volume displaced at xmax
VD
231
cm³
Power handling
P
125
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.3
Ω
Inductance (1kHz)
LE
1.83
mH
VC Diameter
51
mm
Winding height
HVC
20
mm
Magnet
Flux density
B
1.23
T
Force factor
Bl
10.7
N/A
Motor constant
Bl/√RE
4.26
N/√W
Air gap height
HAG
6
mm
Weight
1.3
kg
Diaphragm
Effective diameter
205
mm
Effective area
SD
330
cm²
Moving mass
MMS
53
g
Moving mass (without air load)
MMD
48.6
g
Suspensions
Stiffness
KMS
0.83
N/mm
Compliance
CMS
1200
µm/N
Equivalent volume to the compliance
VAS
171
L
Mechanical resistance
RMS
3.3
N·s/m
Dimensions
Nominal diameter
10
″
260
mm
Volume occupied by the driver (estimated)
1.7
L
Net weight
4.05
kg
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fS
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SD
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20 - 1000 Hz
QTS
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SPL1W
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Bl/√RE
4.26
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fS
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SD
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