SICA 15 K 3 PL

• Sensitivity (1W, 1m, infinite baffle) SPL1W 97.8dB
• Frequency response 40 - 2000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 40Hz
• Mechanical quality factor QMS 8.31
• Electrical quality factor QES 0.28
• Total quality factor QTS 0.27

Large signal parameters

• Maximum linear excursion xmax 6.5mm
• Air volume displaced at xmax VD 556cm³
• Power handling P 400W
• Program power Pmax 800W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.2Ω
• Inductance (1kHz) LE 0.6mH
• VC Diameter 75mm
• Winding height HVC 10mm
• Winding material Copper
• Former material Kapton

Magnet

• Flux density B 1.42T
• Force factor Bl 21.4N/A
• Motor constant Bl/√RE 9.38N/√W
• Weight 0.56kg
• Material Neodymium

Diaphragm

• Effective diameter 330mm
• Effective area SD 855cm²
• Moving mass MMS 99g
• Moving mass (without air load) MMD 81.6g
• Material Paper

Suspensions

• Stiffness KMS 6.25N/mm
• Compliance CMS 160µm/N
• Equivalent volume to the compliance VAS 166L
• Mechanical resistance RMS 2.99N·s/m
• Surround material Treated Cloth

Dimensions

• Nominal diameter 15″
• 388mm
• Overall diameter 388mm
• Baffle cutout diameter 355mm
• Overall depth 169mm
• Volume occupied by the driver (estimated) 2.6L
• Net weight 4.0kg
• Frame material Aluminium Die-Cast