18″ / 460 mm
Nominal diameter
34 Hz
Resonance
0.29
Q factor
95 dB
Sensitivity
± 14.5 mm
Linear excursion
3000 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
94.7
dB
Frequency response
34 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
34.0
Hz
Mechanical quality factor
QMS
9.50
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.29
Large signal parameters
Maximum linear excursion
xmax
14.5
mm
Air volume displaced at xmax
VD
1755
cm³
Power handling
P
1500
W
Program power
Pmax
3000
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
4.5
Ω
Inductance (1kHz)
LE
4.4
mH
VC Diameter
100
mm
Winding height
HVC
36.5
mm
Winding material
Aluminium
Former material
Glass Fibre
Magnet
Flux density
B
0.7
T
Force factor
Bl
30.0
N/A
Motor constant
Bl/√RE
14.1
N/√W
Air gap height
HAG
16
mm
Material
Neodymium Inside Slug
Diaphragm
Effective diameter
393
mm
Effective area
SD
1210
cm²
Moving mass
MMS
278
g
Moving mass (without air load)
MMD
248.8
g
Material
Waterproof Both Sides
Suspensions
Stiffness
KMS
12.82
N/mm
Compliance
CMS
78
µm/N
Equivalent volume to the compliance
VAS
155
L
Mechanical resistance
RMS
6.25
N·s/m
Spider material
Silicone
Dimensions
Nominal diameter
18
″
460
mm
Overall diameter
460
mm
Baffle cutout diameter
422
mm
Overall depth
239
mm
Flange thickness
16
mm
Mounting depth
223
mm
Volume occupied by the driver
10.0
L
Net weight
10.5
kg
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to B&C Speaker 18DS100
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18″Subwoofer
fS
32 Hz
SD
1210 cm²
32 - 1000 Hz
QTS
0.24
xmax
14.0 mm
SPL1W
95 dB
Bl/√RE
15
Pmax
3000 W
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18″Subwoofer
fS
31 Hz
SD
1225 cm²
30 - 800 Hz
QTS
0.29
xmax
14.8 mm
SPL1W
94 dB
Bl/√RE
14
Pmax
3000 W
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18″Subwoofer
fS
34 Hz
SD
1130 cm²
30 - 1000 Hz
QTS
0.33
xmax
14.0 mm
SPL1W
94 dB
Bl/√RE
14
Pmax
3200 W