FaitalPRO 15FH500 4Ω

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.3dB
• Frequency response 35 - 3150Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 33Hz
• Mechanical quality factor QMS 8.50
• Electrical quality factor QES 0.29
• Total quality factor QTS 0.28

Large signal parameters

• Maximum linear excursion xmax 9.5mm
• Maximum excursion before damage xlim 16mm
• Air volume displaced at xmax VD 800cm³
• Power handling P 500W
• Program power Pmax 1000W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.3Ω
• Inductance (1kHz) LE 1.02mH
• VC Diameter 77mm
• Winding height HVC 22.4mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Flux density B 1.2T
• Force factor Bl 16.2N/A
• Motor constant Bl/√RE 8.92N/√W
• Air gap height HAG 10.5mm
• Material Neodymium Slug

Diaphragm

• Effective diameter 328mm
• Effective area SD 847cm²
• Moving mass MMS 111g
• Moving mass (without air load) MMD 93.7g

Suspensions

• Stiffness KMS 4.76N/mm
• Compliance CMS 210µm/N
• Equivalent volume to the compliance VAS 210L
• Mechanical resistance RMS 2.7N·s/m

Dimensions

• Nominal diameter 15″
• 380mm
• Overall diameter 393mm
• Baffle cutout diameter 356mm
• Overall depth 181mm
• Flange thickness 14mm
• Mounting depth 167mm
• Volume occupied by the driver 3.4L
• Net weight 4.3kg
• Frame material Aluminium