Eminence KAPPA-15LFA

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.9dB
• Frequency response 38 - 2700Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 39Hz
• Mechanical quality factor QMS 6.08
• Electrical quality factor QES 0.41
• Total quality factor QTS 0.38

Large signal parameters

• Maximum linear excursion xmax 5.5mm
• Maximum excursion before damage xlim 10.4mm
• Air volume displaced at xmax VD 471cm³
• Power handling P 600W
• Program power Pmax 1200W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.4Ω
• Inductance (1kHz) LE 1.27mH
• VC Diameter 76.2mm
• Winding material Copper
• Former material Polyimide

Magnet

• Force factor Bl 18.6N/A
• Motor constant Bl/√RE 8N/√W
• Air gap height HAG 9.5mm
• Weight 2.693kg
• Material Ferrite

Diaphragm

• Effective diameter 330mm
• Effective area SD 856cm²
• Moving mass MMS 105g
• Moving mass (without air load) MMD 87.7g
• Material Paper

Suspensions

• Stiffness KMS 6.67N/mm
• Compliance CMS 150µm/N
• Equivalent volume to the compliance VAS 159L
• Mechanical resistance RMS 4.23N·s/m
• Surround material Cloth

Dimensions

• Nominal diameter 15″
• 381mm
• Overall diameter 385mm
• Baffle cutout diameter 352mm
• Overall depth 162mm
• Volume occupied by the driver 4.11L
• Net weight 9.072kg
• Frame material Pressed Steel