SEAS H1353-08/06 T18REX/XFC
Coaxial
7″ / 176 mm
Nominal diameter
30 Hz
Resonance
0.24
Q factor
89 dB
Sensitivity
± 3 mm
Linear excursion
300 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.5
dB
Frequency response
30 - 25000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
30.0
Hz
Mechanical quality factor
QMS
1.64
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.24
Large signal parameters
Maximum linear excursion
xmax
3.0
mm
Maximum excursion before damage
xlim
9.5
mm
Air volume displaced at xmax
VD
38
cm³
Power handling
P
200
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.2
Ω
Inductance (1kHz)
LE
0.7
mH
VC Diameter
39
mm
Winding height
HVC
12
mm
Magnet
Flux density
B
1.05
T
Force factor
Bl
7.8
N/A
Motor constant
Bl/√RE
3.13
N/√W
Air gap height
HAG
6
mm
Weight
0.85
kg
Diaphragm
Effective diameter
127
mm
Effective area
SD
126
cm²
Moving mass
MMS
13.3
g
Moving mass (without air load)
MMD
12.2
g
Suspensions
Stiffness
KMS
0.53
N/mm
Compliance
CMS
1900
µm/N
Equivalent volume to the compliance
VAS
42
L
Mechanical resistance
RMS
1.71
N·s/m
Dimensions
Nominal diameter
7
″
176
mm
Volume occupied by the driver (estimated)
0.79
L
Net weight
1.92
kg
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8″Woofer
fS
34 Hz
SD
126 cm²
40 - 2500 Hz
QTS
0.26
xmax
5.0 mm
SPL1W
88 dB
Bl/√RE
3.4
Pmax
250 W
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6.5″Mid-range
fS
33 Hz
SD
137 cm²
33 - 5000 Hz
QTS
0.21
xmax
3.5 mm
SPL1W
89 dB
Bl/√RE
3.8
Pmax
100 W