FaitalPRO 18FH510 8Ω

• Sensitivity (1W, 1m, infinite baffle) SPL1W 96.9dB
• Frequency response 30 - 2500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 30Hz
• Mechanical quality factor QMS 13.60
• Electrical quality factor QES 0.30
• Total quality factor QTS 0.29

Large signal parameters

• Maximum linear excursion xmax 9.3mm
• Maximum excursion before damage xlim 21mm
• Air volume displaced at xmax VD 1117cm³
• Power handling P 600W
• Program power Pmax 1200W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.1Ω
• Inductance (1kHz) LE 1.06mH
• VC Diameter 77mm
• Winding height HVC 22mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Flux density B 1.2T
• Force factor Bl 21N/A
• Motor constant Bl/√RE 9.3N/√W
• Air gap height HAG 10.5mm
• Material Ferrite Ring

Diaphragm

• Effective diameter 392mm
• Effective area SD 1207cm²
• Moving mass MMS 139g
• Moving mass (without air load) MMD 110g

Suspensions

• Stiffness KMS 5N/mm
• Compliance CMS 200µm/N
• Equivalent volume to the compliance VAS 412L
• Mechanical resistance RMS 1.9N·s/m

Dimensions

• Nominal diameter 18″
• 460mm
• Overall diameter 460mm
• Baffle cutout diameter 421mm
• Overall depth 202mm
• Flange thickness 14mm
• Mounting depth 188mm
• Volume occupied by the driver 6.1L
• Net weight 8.8kg
• Frame material Aluminium