SICA 15 S 3 PL

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.4dB
• Frequency response 35 - 2000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 33Hz
• Mechanical quality factor QMS 14.10
• Electrical quality factor QES 0.39
• Total quality factor QTS 0.38

Large signal parameters

• Maximum linear excursion xmax 8mm
• Air volume displaced at xmax VD 684cm³
• Power handling P 400W
• Program power Pmax 800W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.2Ω
• Inductance (1kHz) LE 1.15mH
• VC Diameter 75mm
• Winding height HVC 10mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Flux density B 1.22T
• Force factor Bl 17.1N/A
• Motor constant Bl/√RE 7.5N/√W
• Weight 0.36kg
• Material Neodymium

Diaphragm

• Effective diameter 330mm
• Effective area SD 855cm²
• Moving mass MMS 105g
• Moving mass (without air load) MMD 87.6g
• Material Paper

Suspensions

• Stiffness KMS 4.53N/mm
• Compliance CMS 221µm/N
• Equivalent volume to the compliance VAS 230L
• Mechanical resistance RMS 1.54N·s/m
• Surround material Treated Cloth

Dimensions

• Nominal diameter 15″
• 388mm
• Overall diameter 388mm
• Baffle cutout diameter 355mm
• Overall depth 161mm
• Volume occupied by the driver (estimated) 2.5L
• Net weight 3.9kg
• Frame material Aluminium Die-Cast