Fane SOVEREIGN PRO 12-500

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.8dB
• Frequency response 45 - 4500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 43Hz
• Mechanical quality factor QMS 3.04
• Electrical quality factor QES 0.35
• Total quality factor QTS 0.31

Large signal parameters

• Maximum linear excursion xmax 6mm
• Air volume displaced at xmax VD 339cm³
• Power handling P 500W
• Program power Pmax 1000W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.6Ω
• Inductance (1kHz) LE 1.6mH
• VC Diameter 76.2mm
• Winding height HVC 18mm
• Winding material Copper Clad Aluminium
• Former material Glass Fibre

Magnet

• Flux density B 1.1T
• Force factor Bl 16N/A
• Motor constant Bl/√RE 6.76N/√W
• Air gap height HAG 10mm
• Weight 2.268kg
• Material Ferrite

Diaphragm

• Effective diameter 262mm
• Effective area SD 565cm²
• Moving mass MMS 58g
• Moving mass (without air load) MMD 48.7g
• Material Paper

Suspensions

• Stiffness KMS 4.24N/mm
• Compliance CMS 236µm/N
• Equivalent volume to the compliance VAS 107L
• Mechanical resistance RMS 5.15N·s/m
• Surround material Polyvinyl damped Poly Cotton

Dimensions

• Nominal diameter 12″
• 305mm
• Overall diameter 314mm
• Baffle cutout diameter 283mm
• Overall depth 145mm
• Flange thickness 9mm
• Mounting depth 136mm
• Volume occupied by the driver (estimated) 3.1L
• Net weight 7.5kg
• Frame material Die-cast Aluminium