Eminence ALPHA-6A

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.8dB
• Frequency response 95 - 6000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 103Hz
• Mechanical quality factor QMS 5.68
• Electrical quality factor QES 0.60
• Total quality factor QTS 0.54

Large signal parameters

• Maximum linear excursion xmax 3.5mm
• Maximum excursion before damage xlim 4mm
• Air volume displaced at xmax VD 44cm³
• Power handling P 100W
• Program power Pmax 200W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 7.2Ω
• Inductance (1kHz) LE 0.19mH
• VC Diameter 38.1mm
• Winding material Copper
• Former material Polyimide

Magnet

• Force factor Bl 8N/A
• Motor constant Bl/√RE 2.98N/√W
• Air gap height HAG 6.4mm
• Weight 0.567kg
• Material Ferrite

Diaphragm

• Effective diameter 127mm
• Effective area SD 127cm²
• Moving mass MMS 7g
• Moving mass (without air load) MMD 5.9g
• Material Paper

Suspensions

• Stiffness KMS 3.85N/mm
• Compliance CMS 260µm/N
• Equivalent volume to the compliance VAS 5.8L
• Mechanical resistance RMS 0.8N·s/m
• Surround material Cloth

Dimensions

• Nominal diameter 6″
• 165mm
• Overall diameter 167mm
• Baffle cutout diameter 144mm
• Overall depth 71mm
• Volume occupied by the driver 0.4L
• Net weight 1.86kg
• Frame material Pressed Steel