Eminence BETA-10CX

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.6dB
• Frequency response 60 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 49Hz
• Mechanical quality factor QMS 6.16
• Electrical quality factor QES 0.41
• Total quality factor QTS 0.38

Large signal parameters

• Maximum linear excursion xmax 5mm
• Maximum excursion before damage xlim 7.6mm
• Air volume displaced at xmax VD 173cm³
• Power handling P 250W
• Program power Pmax 500W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz) LE 0.67mH
• VC Diameter 50.8mm
• Winding material Copper
• Former material Kapton

Magnet

• Force factor Bl 10.9N/A
• Motor constant Bl/√RE 4.65N/√W
• Air gap height HAG 7.9mm
• Weight 1.077kg
• Material Ferrite

Diaphragm

• Effective diameter 210mm
• Effective area SD 345cm²
• Moving mass MMS 29g
• Moving mass (without air load) MMD 24.4g
• Material Paper

Suspensions

• Stiffness KMS 2.7N/mm
• Compliance CMS 370µm/N
• Equivalent volume to the compliance VAS 61.1L
• Mechanical resistance RMS 1.45N·s/m
• Surround material Cloth

Dimensions

• Nominal diameter 10″
• 254mm
• Overall diameter 256mm
• Baffle cutout diameter 233mm
• Overall depth 101mm
• Volume occupied by the driver 1.16L
• Net weight 3.311kg
• Frame material Pressed Steel