Fane FC-123F02

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.6dB
• Frequency response 40 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 51Hz
• Mechanical quality factor QMS 5.10
• Electrical quality factor QES 0.37
• Total quality factor QTS 0.34

Large signal parameters

• Maximum linear excursion xmax 8mm
• Air volume displaced at xmax VD 424cm³
• Power handling P 550W
• Program power Pmax 1100W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.6Ω
• Inductance (1kHz) LE 1.17mH
• VC Diameter 76.2mm
• Winding height HVC 19mm
• Winding material Copper Clad Aluminium
• Former material Glass Fibre

Magnet

• Flux density B 1.16T
• Force factor Bl 16N/A
• Motor constant Bl/√RE 6.76N/√W
• Air gap height HAG 9mm
• Weight 2.6kg
• Material Ferrite

Diaphragm

• Effective diameter 262mm
• Effective area SD 530cm²
• Moving mass MMS 51g
• Moving mass (without air load) MMD 41.9g
• Material Paper

Suspensions

• Stiffness KMS 5.24N/mm
• Compliance CMS 191µm/N
• Equivalent volume to the compliance VAS 76L
• Mechanical resistance RMS 3.2N·s/m
• Surround material Polyvinyl damped Linen

Dimensions

• Nominal diameter 12″
• 305mm
• Overall diameter 330mm
• Baffle cutout diameter 257mm
• Overall depth 132mm
• Flange thickness 8mm
• Mounting depth 124mm
• Volume occupied by the driver (estimated) 3.1L
• Net weight 7.8kg
• Frame material Die-cast Aluminium