SICA 6 M 2 CP

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.9dB
• Frequency response 130 - 6000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 135Hz
• Mechanical quality factor QMS 4.05
• Electrical quality factor QES 0.38
• Total quality factor QTS 0.35

Large signal parameters

• Maximum linear excursion xmax 2mm
• Air volume displaced at xmax VD 28cm³
• Power handling P 150W
• Program power Pmax 300W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.1Ω
• Inductance (1kHz) LE 0.38mH
• VC Diameter 50mm
• Winding height HVC 8mm
• Winding material Aluminium
• Former material Kapton

Magnet

• Flux density B 1.14T
• Force factor Bl 8.62N/A
• Motor constant Bl/√RE 4.9N/√W
• Weight 0.81kg
• Material Ferrite

Diaphragm

• Effective diameter 133mm
• Effective area SD 139cm²
• Moving mass MMS 10.8g
• Moving mass (without air load) MMD 9.6g
• Material Paper

Suspensions

• Stiffness KMS 7.75N/mm
• Compliance CMS 129µm/N
• Equivalent volume to the compliance VAS 3.5L
• Mechanical resistance RMS 2.26N·s/m
• Surround material Treated Cloth

Dimensions

• Nominal diameter 6″
• 166mm
• Overall diameter 166mm
• Baffle cutout diameter 143mm
• Overall depth 78mm
• Volume occupied by the driver (estimated) 0.72L
• Net weight 2.7kg
• Frame material Aluminium Die-Cast