Kartesian Lom120_vMS

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.2dB
• Frequency response 80 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 72Hz
• Mechanical quality factor QMS 7.50
• Electrical quality factor QES 0.37
• Total quality factor QTS 0.35

Large signal parameters

• Maximum linear excursion xmax 4mm
• Air volume displaced at xmax VD 21cm³
• Power handling P 60W
• Program power Pmax 100W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 4.0Ω
• Inductance (1kHz) LE 0.15mH
• VC Diameter 26mm
• Winding material CCA wire
• Former material Non-inductive Polyimide

Magnet

• Force factor Bl 5.2N/A
• Motor constant Bl/√RE 2.6N/√W
• Diameter 90mm
• Height 28mm

Diaphragm

• Effective diameter 82mm
• Effective area SD 52.8cm²
• Moving mass MMS 5.5g
• Moving mass (without air load) MMD 5.2g
• Material Damped hexaKone paper

Suspensions

• Stiffness KMS 1.13N/mm
• Compliance CMS 888µm/N
• Equivalent volume to the compliance VAS 3.51L
• Mechanical resistance RMS 0.33N·s/m
• Surround material Low lost NBR

Dimensions

• Nominal diameter 4.5″
• 120mm
• Overall size 106 x 106mm
• Baffle cutout diameter 98mm
• Overall depth 69mm
• Flange thickness 5mm
• Mounting depth 64mm
• Volume occupied by the driver (estimated) 0.22L