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
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
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
SEAS H1353-08/06 T18REX/XFC SPL & Impedance
SEAS H1353-08/06 T18REX/XFC Dimensions

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fS
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SD
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QTS
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xmax
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Bl/√RE
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Pmax
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