Ciare FXI12.50W

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.8dB

Thiele & Small parameters

• Resonance frequency (free air) fS 55Hz
• Mechanical quality factor QMS 3.87
• Electrical quality factor QES 0.49
• Total quality factor QTS 0.44

Large signal parameters

• Maximum linear excursion xmax 5mm
• Air volume displaced at xmax VD 274cm³
• Power handling P 220W
• Program power Pmax 450W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz) LE 0.95mH
• VC Diameter 50mm
• Winding height HVC 13.5mm
• Former material Aluminum

Magnet

• Force factor Bl 13.9N/A
• Motor constant Bl/√RE 5.93N/√W
• Air gap height HAG 8mm

Diaphragm

• Effective diameter 264mm
• Effective area SD 547cm²
• Moving mass MMS 50g
• Moving mass (without air load) MMD 41g
• Material Doped cellulose fiber

Suspensions

• Stiffness KMS 5.95N/mm
• Compliance CMS 168µm/N
• Equivalent volume to the compliance VAS 70L
• Mechanical resistance RMS 4.46N·s/m
• Surround material Nomex Fabric
• Spider material Nomex Fabric

Dimensions

• Nominal diameter 12″
• 320mm
• Overall diameter 315mm
• Baffle cutout diameter 282mm
• Overall depth 130mm
• Flange thickness 13mm
• Mounting depth 117mm
• Volume occupied by the driver (estimated) 1.9L
• Net weight 3.75kg
• Frame material Aluminium