Fane SOVEREIGN 12-500LF

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.3dB
• Frequency response 38 - 5000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 50Hz
• Mechanical quality factor QMS 7.50
• Electrical quality factor QES 0.53
• Total quality factor QTS 0.51

Large signal parameters

• Maximum linear excursion xmax 5.5mm
• Air volume displaced at xmax VD 317cm³
• Power handling P 500W
• Program power Pmax 1000W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.9Ω
• Inductance (1kHz) LE 2.36mH
• VC Diameter 63.5mm
• Winding height HVC 19mm
• Winding material Copper
• Former material Glass Fibre

Magnet

• Flux density B 0.97T
• Force factor Bl 16.4N/A
• Motor constant Bl/√RE 6.74N/√W
• Air gap height HAG 10mm
• Weight 1.588kg
• Material Ferrite

Diaphragm

• Effective diameter 271mm
• Effective area SD 576cm²
• Moving mass MMS 75g
• Moving mass (without air load) MMD 65.8g
• Material Polycellulose

Suspensions

• Stiffness KMS 7.14N/mm
• Compliance CMS 140µm/N
• Equivalent volume to the compliance VAS 66L
• Mechanical resistance RMS 3.14N·s/m
• Surround material Polyvinyl damped Poly Cotton

Dimensions

• Nominal diameter 12″
• 305mm
• Overall diameter 305mm
• Baffle cutout diameter 286mm
• Overall depth 145mm
• Flange thickness 7mm
• Mounting depth 138mm
• Volume occupied by the driver (estimated) 2.3L
• Net weight 5.0kg
• Frame material Pressed Steel