Fane COLOSSUS 12MB

Mid Bass

12″ / 305 mm
Nominal diameter
55 Hz
Resonance
0.29
Q factor
95 dB
Sensitivity
± 5.5 mm
Linear excursion
1000 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
Sensitivity (1W, 1m, infinite baffle)
SPL1W
95.3
dB
Frequency response
40 - 3500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
55.0
Hz
Mechanical quality factor
QMS
2.05
Electrical quality factor
QES
0.33
Total quality factor
QTS
0.29

Large signal parameters

Maximum linear excursion
xmax
5.5
mm
Air volume displaced at xmax
VD
292
cm³
Power handling
P
500
W
Program power
Pmax
1000
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz)
LE
1.56
mH
VC Diameter
76
mm
Winding height
HVC
18
mm
Winding material
Aluminium
Former material
Glass Fibre

Magnet

Flux density
B
1.16
T
Force factor
Bl
18.3
N/A
Motor constant
Bl/√RE
7.8
N/√W
Air gap height
HAG
9
mm
Weight
2.637
kg
Material
Ferrite

Diaphragm

Effective diameter
260
mm
Effective area
SD
530
cm²
Moving mass
MMS
59
g
Moving mass (without air load)
MMD
49.9
g
Material
Polycellulose

Suspensions

Stiffness
KMS
7.04
N/mm
Compliance
CMS
142
µm/N
Equivalent volume to the compliance
VAS
56
L
Mechanical resistance
RMS
9.95
N·s/m
Surround material
Polyvinyl damped Poly Cotton

Dimensions

Nominal diameter
12
305
mm
Overall diameter
330
mm
Baffle cutout diameter
257
mm
Overall depth
131
mm
Flange thickness
8
mm
Mounting depth
123
mm
Volume occupied by the driver (estimated)
3.1
L
Net weight
7.8
kg
Frame material
Die-cast Aluminium
Fane COLOSSUS 12MB Impedance
Fane COLOSSUS 12MB SPL
Fane COLOSSUS 12MB Dimensions

Export this driver to a simulation software:

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fS
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SD
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50 - 3000 Hz
QTS
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xmax
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SPL1W
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Bl/√RE
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Pmax
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