B&C Speaker 18TBX100

Subwoofer

18″ / 460 mm
Nominal diameter
34 Hz
Resonance
0.35
Q factor
95 dB
Sensitivity
± 9 mm
Linear excursion
2400 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

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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
95.1
dB
Frequency response
35 - 1000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
34.0
Hz
Mechanical quality factor
QMS
7.20
Electrical quality factor
QES
0.37
Total quality factor
QTS
0.35

Large signal parameters

Maximum linear excursion
xmax
9.0
mm
Air volume displaced at xmax
VD
1089
cm³
Power handling
P
1200
W
Program power
Pmax
2400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.1
Ω
Inductance (1kHz)
LE
1.6
mH
VC Diameter
100
mm
Winding height
HVC
25
mm
Winding material
Copper
Former material
Glass Fibre

Magnet

Flux density
B
1.1
T
Force factor
Bl
25.5
N/A
Motor constant
Bl/√RE
11.3
N/√W
Air gap height
HAG
12
mm
Material
Ferrite

Diaphragm

Effective diameter
393
mm
Effective area
SD
1210
cm²
Moving mass
MMS
209
g
Moving mass (without air load)
MMD
179.8
g
Material
Waterproof Both Sides

Suspensions

Stiffness
KMS
10.1
N/mm
Compliance
CMS
99
µm/N
Equivalent volume to the compliance
VAS
212
L
Mechanical resistance
RMS
6.2
N·s/m
Spider material
Silicone

Dimensions

Nominal diameter
18
460
mm
Overall diameter
460
mm
Baffle cutout diameter
422
mm
Overall depth
209
mm
Flange thickness
16
mm
Mounting depth
193
mm
Volume occupied by the driver
10.5
L
Net weight
12.7
kg
B&C Speaker 18TBX100 Impedance
B&C Speaker 18TBX100 SPL
B&C Speaker 18TBX100 Dimensions

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