Kartesian Wom145_vMS

• Sensitivity (1W, 1m, infinite baffle) SPL1W 85.8dB
• Frequency response 48 - 3500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 48Hz
• Mechanical quality factor QMS 2.38
• Electrical quality factor QES 0.42
• Total quality factor QTS 0.36

Large signal parameters

• Maximum linear excursion xmax 4.5mm
• Air volume displaced at xmax VD 35cm³

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.2Ω
• Inductance (1kHz) LE 0.28mH

Magnet

• Force factor Bl 6.6N/A
• Motor constant Bl/√RE 2.65N/√W

Diaphragm

• Effective diameter 100mm
• Effective area SD 78.5cm²
• Moving mass MMS 9.78g
• Moving mass (without air load) MMD 9.2g

Suspensions

• Stiffness KMS 0.89N/mm
• Compliance CMS 1124µm/N
• Equivalent volume to the compliance VAS 9.86L
• Mechanical resistance RMS 1.24N·s/m

Dimensions

• Nominal diameter 5.5″
• 145mm
• Overall diameter 144mm
• Baffle cutout diameter 124mm
• Overall depth 68mm
• Flange thickness 4mm
• Mounting depth 64mm
• Volume occupied by the driver (estimated) 0.32L