8″ / 200 mm
Nominal diameter
73 Hz
Resonance
0.5
Q factor
93 dB
Sensitivity
± 6 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.9
dB
Frequency response
60 - 4500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
73.0
Hz
Mechanical quality factor
QMS
3.44
Electrical quality factor
QES
0.58
Total quality factor
QTS
0.50
Large signal parameters
Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
138
cm³
Power handling
P
280
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
16
Ω
DC resistance
RE
9.8
Ω
Inductance (1kHz)
LE
0.86
mH
VC Diameter
51
mm
Winding material
Aluminum
Magnet
Force factor
Bl
11.0
N/A
Motor constant
Bl/√RE
3.51
N/√W
Diaphragm
Effective diameter
171
mm
Effective area
SD
230
cm²
Moving mass
MMS
16
g
Moving mass (without air load)
MMD
13.5
g
Material
Weather protected
Suspensions
Stiffness
KMS
3.37
N/mm
Compliance
CMS
297
µm/N
Equivalent volume to the compliance
VAS
21.3
L
Mechanical resistance
RMS
2.13
N·s/m
Dimensions
Nominal diameter
8
″
200
mm
Overall diameter
210
mm
Baffle cutout diameter
186
mm
Overall depth
99
mm
Flange thickness
14
mm
Mounting depth
85
mm
Volume occupied by the driver (estimated)
1.1
L
Net weight
3.4
kg
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to Eighteen Sound 8MB500 16Ω
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10″Coaxial
fS
72 Hz
SD
346 cm²
60 - 20000 Hz
QTS
0.44
xmax
5.0 mm
SPL1W
94 dB
Bl/√RE
5.28
Pmax
600 W
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10″Woofer
fS
74 Hz
SD
320 cm²
75 - 4000 Hz
QTS
0.42
xmax
5.0 mm
SPL1W
93 dB
Bl/√RE
5.78
Pmax
500 W
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10″Bass Guitar Speaker
fS
64 Hz
SD
346 cm²
40 - 2500 Hz
QTS
0.43
xmax
4.0 mm
SPL1W
93 dB
Bl/√RE
5.39
Pmax
600 W