Kartesian Wom135_vPA-S

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.6dB
• Frequency response 60 - 3500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 68Hz
• Mechanical quality factor QMS 8.20
• Electrical quality factor QES 0.48
• Total quality factor QTS 0.45

Large signal parameters

• Maximum linear excursion xmax 4.5mm
• Air volume displaced at xmax VD 39cm³

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.4Ω
• Inductance (1kHz) LE 0.27mH

Magnet

• Force factor Bl 8.48N/A
• Motor constant Bl/√RE 3.35N/√W
• Height 34mm

Diaphragm

• Effective diameter 105mm
• Effective area SD 86.6cm²
• Moving mass MMS 12.5g
• Moving mass (without air load) MMD 11.9g

Suspensions

• Stiffness KMS 2.28N/mm
• Compliance CMS 438µm/N
• Equivalent volume to the compliance VAS 4.68L
• Mechanical resistance RMS 0.65N·s/m

Dimensions

• Nominal diameter 5.5″
• 135mm
• Overall diameter 135mm
• Baffle cutout diameter 121mm
• Overall depth 78mm
• Flange thickness 8mm
• Mounting depth 70mm
• Volume occupied by the driver (estimated) 0.35L