FaitalPRO 21XL3000 8Ω

• Sensitivity (1W, 1m, infinite baffle) SPL1W 96.5dB

Thiele & Small parameters

• Resonance frequency (free air) fS 30Hz
• Mechanical quality factor QMS 8.80
• Electrical quality factor QES 0.25
• Total quality factor QTS 0.25

Large signal parameters

• Maximum linear excursion xmax 17.7mm
• Maximum excursion before damage xlim 40mm
• Air volume displaced at xmax VD 3082cm³
• Power handling P 3000W
• Program power Pmax 6000W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.9Ω
• Inductance (1kHz) LE 1.25mH
• VC Diameter 165mm
• Winding height HVC 40mm
• Winding material Aluminium
• Former material Glass Fiber

Magnet

• Flux density B 1.4T
• Force factor Bl 43N/A
• Motor constant Bl/√RE 17.7N/√W
• Air gap height HAG 14mm
• Material Neodymium Ring

Diaphragm

• Effective diameter 471mm
• Effective area SD 1744cm²
• Moving mass MMS 420g
• Moving mass (without air load) MMD 370g

Suspensions

• Stiffness KMS 14.3N/mm
• Compliance CMS 70µm/N
• Equivalent volume to the compliance VAS 285L
• Mechanical resistance RMS 9N·s/m

Dimensions

• Nominal diameter 21″
• 535mm
• Overall diameter 547mm
• Baffle cutout diameter 508mm
• Overall depth 274mm
• Flange thickness 16mm
• Mounting depth 258mm
• Volume occupied by the driver 13L
• Net weight 21.5kg
• Frame material Aluminium