Fane COLOSSUS PRIME 18XS
Subwoofer
18″ / 457 mm
Nominal diameter
33 Hz
Resonance
0.39
Q factor
95 dB
Sensitivity
± 12 mm
Linear excursion
2400 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.8
- dB
- Frequency response
- 35 - 500
- Hz
- Resonance frequency (free air)
- fS
- 33.0
- Hz
- Mechanical quality factor
- QMS
- 8.20
- Electrical quality factor
- QES
- 0.40
- Total quality factor
- QTS
- 0.39
- Maximum linear excursion
- xmax
- 12.0
- mm
- Air volume displaced at xmax
- VD
- 1452
- cm³
- Power handling
- P
- 1200
- W
- Program power
- Pmax
- 2400
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.2
- Ω
- Inductance (1kHz)
- LE
- 1.5
- mH
- VC Diameter
- 102
- mm
- Winding height
- HVC
- 30
- mm
- Winding material
- Copper
- Former material
- Glass Fibre
- Flux density
- B
- 1.1
- T
- Force factor
- Bl
- 22.4
- N/A
- Motor constant
- Bl/√RE
- 9.82
- N/√W
- Air gap height
- HAG
- 11
- mm
- Weight
- 4.111
- kg
- Material
- Ferrite Y35
- Effective diameter
- 392
- mm
- Effective area
- SD
- 1210
- cm²
- Moving mass
- MMS
- 188
- g
- Moving mass (without air load)
- MMD
- 157.4
- g
- Material
- Polycellulose
- Stiffness
- KMS
- 8.07
- N/mm
- Compliance
- CMS
- 124
- µm/N
- Equivalent volume to the compliance
- VAS
- 257
- L
- Mechanical resistance
- RMS
- 4.75
- N·s/m
- Surround material
- Polyvinyl damped Poly Cotton
- Nominal diameter
- 18
- ″
- 457
- mm
- Overall diameter
- 485
- mm
- Baffle cutout diameter
- 415
- mm
- Overall depth
- 216
- mm
- Flange thickness
- 12
- mm
- Mounting depth
- 204
- mm
- Volume occupied by the driver (estimated)
- 8.4
- L
- Net weight
- 15.3
- kg
- Frame material
- Die-cast Aluminium