Eminence LEGEND CB158

• Sensitivity (1W, 1m, infinite baffle) SPL1W 99.1dB
• Frequency response 47 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 34Hz
• Mechanical quality factor QMS 5.90
• Electrical quality factor QES 0.36
• Total quality factor QTS 0.34

Large signal parameters

• Maximum linear excursion xmax 4.8mm
• Maximum excursion before damage xlim 9.5mm
• Air volume displaced at xmax VD 411cm³
• Power handling P 300W
• Program power Pmax 600W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.2Ω
• Inductance (1kHz) LE 0.33mH
• VC Diameter 64mm
• Winding material Copper
• Former material Polyimide

Magnet

• Force factor Bl 16N/A
• Motor constant Bl/√RE 6.45N/√W
• Air gap height HAG 9.5mm
• Weight 2.268kg
• Material Ferrite

Diaphragm

• Effective diameter 330mm
• Effective area SD 856cm²
• Moving mass MMS 70g
• Moving mass (without air load) MMD 52.6g
• Material Paper

Suspensions

• Stiffness KMS 3.23N/mm
• Compliance CMS 310µm/N
• Equivalent volume to the compliance VAS 336L
• Mechanical resistance RMS 2.53N·s/m
• Surround material Cloth

Dimensions

• Nominal diameter 15″
• 381mm
• Overall diameter 387mm
• Baffle cutout diameter 355mm
• Overall depth 165mm
• Volume occupied by the driver 3.92L
• Net weight 7.85kg
• Frame material Die-cast aluminum