SEAS E0018-08S W18E001

Woofer

8″ / 180 mm
Nominal diameter
34 Hz
Resonance
0.42
Q factor
86 dB
Sensitivity
± 5 mm
Linear excursion
250 W
Program Power
SEAS E0018-08S W18E001 Woofer
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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
85.9
dB
Frequency response
40 - 2500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
34.0
Hz
Mechanical quality factor
QMS
2.91
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.42

Large signal parameters

Maximum linear excursion
xmax
5.0
mm
Maximum excursion before damage
xlim
9.5
mm
Air volume displaced at xmax
VD
63
cm³
Power handling
P
100
W
Program power
Pmax
250
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.1
Ω
Inductance (1kHz)
LE
0.65
mH
VC Diameter
39
mm
Winding height
HVC
16
mm

Magnet

Flux density
B
0.88
T
Force factor
Bl
6.6
N/A
Motor constant
Bl/√RE
2.67
N/√W
Air gap height
HAG
6
mm
Weight
0.42
kg

Diaphragm

Effective diameter
127
mm
Effective area
SD
126
cm²
Moving mass
MMS
15.5
g
Moving mass (without air load)
MMD
14.4
g

Suspensions

Stiffness
KMS
0.71
N/mm
Compliance
CMS
1400
µm/N
Equivalent volume to the compliance
VAS
30
L
Mechanical resistance
RMS
1.2
N·s/m

Dimensions

Nominal diameter
8
″
180
mm
Volume occupied by the driver (estimated)
0.71
L
Net weight
1.75
kg
SPL & Impedance
SEAS E0018-08S W18E001 SPL & Impedance
SEAS E0018-08S W18E001 Dimensions
DatasheetDatasheet

Export this driver to a simulation software:

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Similar woofers to SEAS E0018-08S W18E001

MONACOR SPH-170TC Mid-range
MONACOR  SPH-170TC2 x 8 Ω
6.5″Mid-range
fS
33 Hz
SD
127 cm²
33 - 5000 Hz
QTS
0.41
xmax
2.3 mm
SPL1W
86 dB
Bl/√RE
2.67
Pmax
120 W