Eminence Alessandro GA-SC-X

• Sensitivity (1W, 1m, infinite baffle) SPL1W 100.4dB
• Frequency response 80 - 4300Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 90.7Hz
• Mechanical quality factor QMS 10.99
• Electrical quality factor QES 0.70
• Total quality factor QTS 0.66

Large signal parameters

• Maximum linear excursion xmax 1.3mm
• Air volume displaced at xmax VD 66cm³
• Power handling P 60W
• Program power Pmax 120W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 7.1Ω
• Inductance (1kHz) LE 0.51mH
• VC Diameter 50.8mm
• Winding material Copper
• Former material Paper

Magnet

• Force factor Bl 12.2N/A
• Motor constant Bl/√RE 4.57N/√W
• Air gap height HAG 7mm
• Weight 0.113kg
• Material Neodymium

Diaphragm

• Effective diameter 257mm
• Effective area SD 520cm²
• Moving mass MMS 25.6g
• Moving mass (without air load) MMD 17.2g
• Material Paper

Suspensions

• Stiffness KMS 8.33N/mm
• Compliance CMS 120µm/N
• Equivalent volume to the compliance VAS 45L
• Mechanical resistance RMS 1.33N·s/m
• Surround material Paper

Dimensions

• Nominal diameter 12″
• 254mm
• Overall diameter 310mm
• Baffle cutout diameter 283mm
• Overall depth 129mm
• Volume occupied by the driver 1.67L
• Net weight 1.996kg
• Frame material Pressed Steel