Eminence DELTA PRO 10MR-8

• Sensitivity (1W, 1m, infinite baffle) SPL1W 98.3dB
• Frequency response 53 - 4400Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 53Hz
• Mechanical quality factor QMS 6.77
• Electrical quality factor QES 0.24
• Total quality factor QTS 0.23

Large signal parameters

• Maximum linear excursion xmax 1.3mm
• Maximum excursion before damage xlim 4.8mm
• Air volume displaced at xmax VD 46cm³
• Power handling P 200W
• Program power Pmax 400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.6Ω
• Inductance (1kHz) LE 0.42mH
• VC Diameter 64mm
• Winding material Aluminum
• Former material Polyimide

Magnet

• Force factor Bl 15.4N/A
• Motor constant Bl/√RE 6.02N/√W
• Air gap height HAG 9.5mm
• Weight 2.27kg
• Material Ferrite

Diaphragm

• Effective diameter 213mm
• Effective area SD 355cm²
• Moving mass MMS 26g
• Moving mass (without air load) MMD 21.2g
• Material Paper

Suspensions

• Stiffness KMS 2.86N/mm
• Compliance CMS 350µm/N
• Equivalent volume to the compliance VAS 61.4L
• Mechanical resistance RMS 1.28N·s/m
• Surround material Cloth

Dimensions

• Nominal diameter 10″
• 254mm
• Overall diameter 260mm
• Baffle cutout diameter 260mm
• Overall depth 113mm
• Volume occupied by the driver 1.72L
• Net weight 6.62kg
• Frame material Die Cast Aluminum