FaitalPRO 12FH510 4Ω

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.9dB
• Frequency response 45 - 3150Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 45Hz
• Mechanical quality factor QMS 7.90
• Electrical quality factor QES 0.26
• Total quality factor QTS 0.25

Large signal parameters

• Maximum linear excursion xmax 7.5mm
• Maximum excursion before damage xlim 21.5mm
• Air volume displaced at xmax VD 400cm³
• Power handling P 500W
• Program power Pmax 1000W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.3Ω
• Inductance (1kHz) LE 0.8mH
• VC Diameter 77mm
• Winding height HVC 18.5mm
• Winding material Aluminium
• Former material Glass Fiber

Magnet

• Flux density B 1.2T
• Force factor Bl 16.3N/A
• Motor constant Bl/√RE 8.97N/√W
• Air gap height HAG 10.5mm
• Material Ferrite Ring

Diaphragm

• Effective diameter 261mm
• Effective area SD 533cm²
• Moving mass MMS 66g
• Moving mass (without air load) MMD 57.2g

Suspensions

• Stiffness KMS 5.26N/mm
• Compliance CMS 190µm/N
• Equivalent volume to the compliance VAS 75.2L
• Mechanical resistance RMS 2.4N·s/m

Dimensions

• Nominal diameter 12″
• 300mm
• Overall diameter 316mm
• Baffle cutout diameter 282mm
• Overall depth 140mm
• Flange thickness 12mm
• Mounting depth 128mm
• Volume occupied by the driver 2.9L
• Net weight 7.8kg
• Frame material Aluminium