Eminence LEGEND CA154

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.3dB
• Frequency response 45 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 51Hz
• Mechanical quality factor QMS 4.94
• Electrical quality factor QES 0.54
• Total quality factor QTS 0.49

Large signal parameters

• Maximum linear excursion xmax 5mm
• Maximum excursion before damage xlim 8mm
• Air volume displaced at xmax VD 412cm³
• Power handling P 300W
• Program power Pmax 600W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 2.9Ω
• Inductance (1kHz) LE 0.8mH
• VC Diameter 64mm
• Winding material Copper
• Former material Polyimide

Magnet

• Force factor Bl 12.2N/A
• Motor constant Bl/√RE 7.15N/√W
• Air gap height HAG 9.7mm
• Weight 1.588kg
• Material Ferrite

Diaphragm

• Effective diameter 324mm
• Effective area SD 824cm²
• Moving mass MMS 86g
• Moving mass (without air load) MMD 69.4g
• Material Treated paper

Suspensions

• Stiffness KMS 9.09N/mm
• Compliance CMS 110µm/N
• Equivalent volume to the compliance VAS 108L
• Mechanical resistance RMS 5.58N·s/m
• Surround material Sealed cloth

Dimensions

• Nominal diameter 15″
• 381mm
• Overall diameter 385mm
• Baffle cutout diameter 352mm
• Overall depth 159mm
• Volume occupied by the driver 3.62L
• Net weight 5.4kg
• Frame material Pressed Steel