Fane Colossus 12MBH

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.5dB
• Frequency response 45 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 48Hz
• Mechanical quality factor QMS 7.20
• Electrical quality factor QES 0.35
• Total quality factor QTS 0.34

Large signal parameters

• Maximum linear excursion xmax 6mm
• Air volume displaced at xmax VD 318cm³
• Power handling P 550W
• Program power Pmax 1100W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz) LE 1.54mH
• VC Diameter 76.2mm
• Winding height HVC 18mm
• Winding material Aluminium
• Former material Glass Fibre

Magnet

• Flux density B 1.16T
• Force factor Bl 17.5N/A
• Motor constant Bl/√RE 7.46N/√W
• Air gap height HAG 9mm
• Weight 2.637kg
• Material Ferrite

Diaphragm

• Effective diameter 260mm
• Effective area SD 530cm²
• Moving mass MMS 57g
• Moving mass (without air load) MMD 47.9g
• Material Polycellulose

Suspensions

• Stiffness KMS 5.26N/mm
• Compliance CMS 190µm/N
• Equivalent volume to the compliance VAS 75L
• Mechanical resistance RMS 2.39N·s/m
• Surround material Polyvinyl damped Fabric

Dimensions

• Nominal diameter 12″
• 305mm
• Overall diameter 330mm
• Baffle cutout diameter 286mm
• Overall depth 140mm
• Flange thickness 8mm
• Mounting depth 132mm
• Volume occupied by the driver (estimated) 3.8L
• Net weight 10.2kg
• Frame material Die-cast Aluminium