SICA 15 Cx 3 PL

• Sensitivity (1W, 1m, infinite baffle) SPL1W 96.1dB
• Frequency response 45 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 44.5Hz
• Mechanical quality factor QMS 12.88
• Electrical quality factor QES 0.42
• Total quality factor QTS 0.40

Large signal parameters

• Maximum linear excursion xmax 5.5mm
• Air volume displaced at xmax VD 470cm³
• Power handling P 400W
• Program power Pmax 800W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.1Ω
• Inductance (1kHz) LE 1.12mH
• VC Diameter 75mm
• Winding height HVC 10mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Force factor Bl 17.3N/A
• Motor constant Bl/√RE 7.64N/√W
• Weight 0.532kg
• Material Neodymium

Diaphragm

• Effective diameter 330mm
• Effective area SD 855cm²
• Moving mass MMS 87.2g
• Moving mass (without air load) MMD 69.8g
• Material Paper

Suspensions

• Stiffness KMS 6.8N/mm
• Compliance CMS 147µm/N
• Equivalent volume to the compliance VAS 152L
• Mechanical resistance RMS 1.89N·s/m
• Surround material Treated Cloth

Dimensions

• Nominal diameter 15″
• 388mm
• Overall diameter 388mm
• Baffle cutout diameter 355mm
• Overall depth 179mm
• Volume occupied by the driver (estimated) 3.3L
• Net weight 5.3kg
• Frame material Aluminium Die-Cast