Fane SOVEREIGN 15-250

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.4dB
• Frequency response 40 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 43Hz
• Mechanical quality factor QMS 7.18
• Electrical quality factor QES 0.81
• Total quality factor QTS 0.73

Large signal parameters

• Maximum linear excursion xmax 4.4mm
• Air volume displaced at xmax VD 371cm³
• Power handling P 250W
• Program power Pmax 500W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.2Ω
• Inductance (1kHz) LE 1.8mH
• VC Diameter 50.8mm
• Winding height HVC 15mm
• Winding material Copper
• Former material Glass Fibre

Magnet

• Flux density B 1T
• Force factor Bl 13.7N/A
• Motor constant Bl/√RE 5.51N/√W
• Air gap height HAG 7.9mm
• Weight 0.964kg
• Material Ferrite

Diaphragm

• Effective diameter 382mm
• Effective area SD 853cm²
• Moving mass MMS 90g
• Moving mass (without air load) MMD 72.9g
• Material Paper

Suspensions

• Stiffness KMS 7.14N/mm
• Compliance CMS 140µm/N
• Equivalent volume to the compliance VAS 144L
• Mechanical resistance RMS 3.39N·s/m
• Surround material Polyvinyl damped Linen

Dimensions

• Nominal diameter 15″
• 381mm
• Overall diameter 381mm
• Baffle cutout diameter 352mm
• Overall depth 169mm
• Flange thickness 9mm
• Mounting depth 160mm
• Volume occupied by the driver (estimated) 2.3L
• Net weight 3.35kg
• Frame material Pressed Steel