FaitalPRO 12FE300 4Ω

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.1dB
• Frequency response 50 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 47Hz
• Mechanical quality factor QMS 13.20
• Electrical quality factor QES 0.45
• Total quality factor QTS 0.44

Large signal parameters

• Maximum linear excursion xmax 5.5mm
• Maximum excursion before damage xlim 16.7mm
• Air volume displaced at xmax VD 297cm³
• Power handling P 250W
• Program power Pmax 500W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.1Ω
• Inductance (1kHz) LE 0.55mH
• VC Diameter 52mm
• Winding height HVC 13.6mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Flux density B 1.1T
• Force factor Bl 10.9N/A
• Motor constant Bl/√RE 6.19N/√W
• Air gap height HAG 8mm
• Material Ferrite Ring

Diaphragm

• Effective diameter 263mm
• Effective area SD 543cm²
• Moving mass MMS 58g
• Moving mass (without air load) MMD 49.1g

Suspensions

• Stiffness KMS 5N/mm
• Compliance CMS 200µm/N
• Equivalent volume to the compliance VAS 81.4L
• Mechanical resistance RMS 1.3N·s/m

Dimensions

• Nominal diameter 12″
• 300mm
• Overall diameter 311mm
• Baffle cutout diameter 284mm
• Overall depth 133mm
• Flange thickness 8mm
• Mounting depth 125mm
• Volume occupied by the driver 2L
• Net weight 3.5kg
• Frame material Steel