18″ / 460 mm
Nominal diameter
44 Hz
Resonance
0.32
Q factor
98 dB
Sensitivity
± 10 mm
Linear excursion
1600 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.5
dB
Frequency response
440 - 18000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
44.0
Hz
Mechanical quality factor
QMS
6.30
Electrical quality factor
QES
0.34
Total quality factor
QTS
0.32
Large signal parameters
Maximum linear excursion
xmax
10.0
mm
Air volume displaced at xmax
VD
1210
cm³
Power handling
P
800
W
Program power
Pmax
1600
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
1.16
mH
VC Diameter
100
mm
Winding height
HVC
25.1
mm
Winding material
Aluminium
Former material
Glass Fibre
Magnet
Flux density
B
1.5
T
Force factor
Bl
26.3
N/A
Motor constant
Bl/√RE
11.3
N/√W
Air gap height
HAG
10.2
mm
Diaphragm
Effective diameter
393
mm
Effective area
SD
1210
cm²
Moving mass
MMS
158.5
g
Moving mass (without air load)
MMD
129.3
g
Material
Waterproof Both Sides
Suspensions
Stiffness
KMS
12.05
N/mm
Compliance
CMS
83
µm/N
Equivalent volume to the compliance
VAS
173
L
Mechanical resistance
RMS
6.96
N·s/m
Dimensions
Nominal diameter
18
″
460
mm
Overall diameter
460
mm
Baffle cutout diameter
423
mm
Overall depth
299
mm
Flange thickness
16
mm
Mounting depth
283
mm
Volume occupied by the driver (estimated)
8.6
L
Net weight
12.05
kg
Similar speaker drivers to B&C Speaker 18HTX100
15″Mid Bass
fS
42 Hz
SD
850 cm²
45 - 4300 Hz
QTS
0.29
xmax
5.5 mm
SPL1W
98 dB
Bl/√RE
7.87
Pmax
600 W
15″Subwoofer
fS
44 Hz
SD
900 cm²
44 - 4000 Hz
QTS
0.29
xmax
6.5 mm
SPL1W
98 dB
Bl/√RE
8.95
Pmax
600 W
15″Low frequency
fS
44 Hz
SD
855 cm²
40 - 3000 Hz
QTS
0.33
xmax
6.5 mm
SPL1W
98 dB
Bl/√RE
7.27
Pmax
800 W