FaitalPRO 15PR400 4Ω

• Sensitivity (1W, 1m, infinite baffle) SPL1W 96.2dB
• Frequency response 35 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 35Hz
• Mechanical quality factor QMS 6.00
• Electrical quality factor QES 0.33
• Total quality factor QTS 0.31

Large signal parameters

• Maximum linear excursion xmax 5.8mm
• Maximum excursion before damage xlim 15.5mm
• Air volume displaced at xmax VD 493cm³
• Power handling P 400W
• Program power Pmax 800W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.3Ω
• Inductance (1kHz) LE 0.6mH
• VC Diameter 77mm
• Winding height HVC 15mm
• Winding material Aluminium
• Former material Glass Fiber

Magnet

• Flux density B 1.15T
• Force factor Bl 13.6N/A
• Motor constant Bl/√RE 7.49N/√W
• Air gap height HAG 10.5mm
• Material Neodymium Slug

Diaphragm

• Effective diameter 330mm
• Effective area SD 857cm²
• Moving mass MMS 85.2g
• Moving mass (without air load) MMD 67.5g

Suspensions

• Stiffness KMS 4.17N/mm
• Compliance CMS 240µm/N
• Equivalent volume to the compliance VAS 249L
• Mechanical resistance RMS 3.1N·s/m

Dimensions

• Nominal diameter 15″
• 380mm
• Overall diameter 393mm
• Baffle cutout diameter 356mm
• Overall depth 165mm
• Flange thickness 13mm
• Mounting depth 152mm
• Volume occupied by the driver 3.7L
• Net weight 3.6kg
• Frame material Aluminium