Fane COLOSSUS 15-750BMN
Woofer
15″ / 381 mm
Nominal diameter
45 Hz
Resonance
0.27
Q factor
97 dB
Sensitivity
± 7.5 mm
Linear excursion
1500 W
Program Power
Discontinued
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.9
dB
Frequency response
40 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
45.0
Hz
Mechanical quality factor
QMS
3.97
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.27
Large signal parameters
Maximum linear excursion
xmax
7.5
mm
Air volume displaced at xmax
VD
650
cm³
Power handling
P
750
W
Program power
Pmax
1500
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz)
LE
1.69
mH
VC Diameter
102
mm
Winding height
HVC
22
mm
Winding material
Copper
Former material
Glass Fibre
Magnet
Flux density
B
1.1
T
Force factor
Bl
24.5
N/A
Motor constant
Bl/√RE
10.4
N/√W
Air gap height
HAG
11
mm
Material
Neodymium
Diaphragm
Effective diameter
331
mm
Effective area
SD
866
cm²
Moving mass
MMS
109
g
Moving mass (without air load)
MMD
90.6
g
Material
Polycellulose
Suspensions
Stiffness
KMS
8.4
N/mm
Compliance
CMS
119
µm/N
Equivalent volume to the compliance
VAS
127
L
Mechanical resistance
RMS
7.76
N·s/m
Surround material
Polyvinyl damped Poly Cotton
Dimensions
Nominal diameter
15
″
381
mm
Overall diameter
406
mm
Baffle cutout diameter
356
mm
Overall depth
174
mm
Flange thickness
8
mm
Mounting depth
166
mm
Volume occupied by the driver (estimated)
3.9
L
Net weight
6.8
kg
Frame material
Die-cast Aluminium
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SD
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SD
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