Kartesian Wom180_vMS

• Sensitivity (1W, 1m, infinite baffle) SPL1W 88.8dB
• Frequency response 40 - 2500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 46Hz
• Mechanical quality factor QMS 4.30
• Electrical quality factor QES 0.42
• Total quality factor QTS 0.38

Large signal parameters

• Maximum linear excursion xmax 8mm
• Air volume displaced at xmax VD 109cm³
• Power handling P 120W
• Program power Pmax 160W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.5Ω
• Inductance (1kHz) LE 0.28mH
• VC Diameter 37mm
• Winding material Copper-Clad Aluminum wire
• Former material Glass fiber

Magnet

• Flux density B 1.3T
• Force factor Bl 8.1N/A
• Motor constant Bl/√RE 3.18N/√W
• Diameter 120mm
• Height 48mm
• Material Dual Ferrite (grade: Y40)

Diaphragm

• Effective diameter 132mm
• Effective area SD 137cm²
• Moving mass MMS 14.5g
• Moving mass (without air load) MMD 13.2g
• Material Damped carbon fiber

Suspensions

• Stiffness KMS 1.21N/mm
• Compliance CMS 825µm/N
• Equivalent volume to the compliance VAS 21.8L
• Mechanical resistance RMS 0.97N·s/m
• Surround material Low lost Nitrile Butadiene Rubber
• Spider material pumaX

Dimensions

• Nominal diameter 7″
• 180mm
• Overall diameter 182mm
• Baffle cutout diameter 151mm
• Overall depth 102mm
• Flange thickness 6mm
• Mounting depth 96mm
• Volume occupied by the driver (estimated) 0.75L
• Frame material Injected Aluminium (ACD12)