Kartesian Wom250_vPA

• Sensitivity (1W, 1m, infinite baffle) SPL1W 89.8dB
• Frequency response 45 - 500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 45Hz
• Mechanical quality factor QMS 5.42
• Electrical quality factor QES 0.53
• Total quality factor QTS 0.49

Large signal parameters

• Maximum linear excursion xmax 4mm
• Air volume displaced at xmax VD 139cm³

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 7.6Ω
• Inductance (1kHz) LE 0.62mH

Magnet

• Force factor Bl 15.1N/A
• Motor constant Bl/√RE 5.48N/√W
• Diameter 152mm

Diaphragm

• Effective diameter 210mm
• Effective area SD 347cm²
• Moving mass MMS 56.4g
• Moving mass (without air load) MMD 51.6g

Suspensions

• Stiffness KMS 4.51N/mm
• Compliance CMS 222µm/N
• Equivalent volume to the compliance VAS 37.7L
• Mechanical resistance RMS 2.94N·s/m

Dimensions

• Nominal diameter 10″
• 250mm
• Overall diameter 267mm
• Baffle cutout diameter 231mm
• Overall depth 87mm
• Flange thickness 11mm
• Mounting depth 76mm
• Volume occupied by the driver (estimated) 1L