Fane SOVEREIGN 8-125

• Sensitivity (1W, 1m, infinite baffle) SPL1W 90.6dB
• Frequency response 60 - 7000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 65Hz
• Mechanical quality factor QMS 6.60
• Electrical quality factor QES 0.75
• Total quality factor QTS 0.68

Large signal parameters

• Maximum linear excursion xmax 3.5mm
• Air volume displaced at xmax VD 74cm³
• Power handling P 125W
• Program power Pmax 250W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.7Ω
• Inductance (1kHz) LE 1.28mH
• VC Diameter 38.1mm
• Winding height HVC 13mm
• Winding material Copper
• Former material Glass Fibre

Magnet

• Flux density B 1.1T
• Force factor Bl 8.5N/A
• Motor constant Bl/√RE 3.28N/√W
• Air gap height HAG 5.8mm
• Weight 0.567kg
• Material Ferrite

Diaphragm

• Effective diameter 165mm
• Effective area SD 213cm²
• Moving mass MMS 19g
• Moving mass (without air load) MMD 16.7g
• Material Paper

Suspensions

• Stiffness KMS 3.33N/mm
• Compliance CMS 300µm/N
• Equivalent volume to the compliance VAS 19.5L
• Mechanical resistance RMS 1.18N·s/m
• Surround material Polyvinyl damped Linen

Dimensions

• Nominal diameter 8″
• 203mm
• Overall diameter 208mm
• Baffle cutout diameter 184mm
• Overall depth 94mm
• Flange thickness 7mm
• Mounting depth 87mm
• Volume occupied by the driver (estimated) 0.71L
• Net weight 1.75kg
• Frame material Pressed Steel