SICA 12 D 1,5 CS

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.6dB
• Frequency response 65 - 15000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 62Hz
• Mechanical quality factor QMS 18.30
• Electrical quality factor QES 0.78
• Total quality factor QTS 0.75

Large signal parameters

• Maximum linear excursion xmax 2.7mm
• Air volume displaced at xmax VD 133cm³
• Power handling P 130W
• Program power Pmax 260W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.1Ω
• Inductance (1kHz) LE 0.35mH
• VC Diameter 38mm
• Winding height HVC 8mm
• Winding material Copper
• Former material Kapton

Magnet

• Flux density B 1.21T
• Force factor Bl 9.51N/A
• Motor constant Bl/√RE 4.21N/√W
• Weight 1.1kg
• Material Ferrite

Diaphragm

• Effective diameter 250mm
• Effective area SD 491cm²
• Moving mass MMS 35.5g
• Moving mass (without air load) MMD 27.4g
• Material Paper

Suspensions

• Stiffness KMS 5.38N/mm
• Compliance CMS 186µm/N
• Equivalent volume to the compliance VAS 63.5L
• Mechanical resistance RMS 0.76N·s/m
• Surround material Paper – Integrated

Dimensions

• Nominal diameter 12″
• 318mm
• Overall diameter 318mm
• Baffle cutout diameter 287mm
• Overall depth 135mm
• Volume occupied by the driver (estimated) 1.9L
• Net weight 3.7kg
• Frame material Pressed Sheet Steel