SEAS XM011-08 L22ROY2
Woofer
8″ / 220 mm
Nominal diameter
27 Hz
Resonance
0.44
Q factor
83 dB
Sensitivity
± 11.5 mm
Linear excursion
500 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
82.5
dB
Frequency response
20 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
27.0
Hz
Mechanical quality factor
QMS
4.11
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.44
Large signal parameters
Maximum linear excursion
xmax
11.5
mm
Maximum excursion before damage
xlim
23.0
mm
Air volume displaced at xmax
VD
254
cm³
Power handling
P
250
W
Program power
Pmax
500
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.2
Ω
Inductance (1kHz)
LE
0.4
mH
VC Diameter
51
mm
Winding height
HVC
31
mm
Magnet
Flux density
B
1.15
T
Force factor
Bl
13.6
N/A
Motor constant
Bl/√RE
5.46
N/√W
Air gap height
HAG
8
mm
Diameter
175
mm
Weight
2.7
kg
Diaphragm
Effective diameter
168
mm
Effective area
SD
221
cm²
Moving mass
MMS
84
g
Moving mass (without air load)
MMD
81.5
g
Suspensions
Stiffness
KMS
2.5
N/mm
Compliance
CMS
400
µm/N
Equivalent volume to the compliance
VAS
27
L
Mechanical resistance
RMS
3.56
N·s/m
Dimensions
Nominal diameter
8
″
220
mm
Overall diameter
222
mm
Baffle cutout diameter
193
mm
Mounting depth
118
mm
Volume occupied by the driver (estimated)
2.8
L
Net weight
6.45
kg
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SpeakerbenchSimilar woofers to SEAS XM011-08 L22ROY2
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10″Subwoofer
fS
27 Hz
SD
350 cm²
24 - 600 Hz
QTS
0.35
xmax
12.3 mm
SPL1W
84 dB
Bl/√RE
9.41
Pmax
1200 W
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10″Subwoofer
fS
29 Hz
SD
312 cm²
29 - 400 Hz
QTS
0.46
xmax
11.5 mm
SPL1W
83 dB
Bl/√RE
7.98
Pmax
400 W