SICA 8 N 2,5 PL

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.5dB
• Frequency response 75 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 77Hz
• Mechanical quality factor QMS 4.21
• Electrical quality factor QES 0.33
• Total quality factor QTS 0.30

Large signal parameters

• Maximum linear excursion xmax 3.5mm
• Air volume displaced at xmax VD 75cm³
• Power handling P 300W
• Program power Pmax 600W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.6Ω
• Inductance (1kHz) LE 0.37mH
• VC Diameter 65mm
• Winding height HVC 8mm
• Winding material Aluminium
• Former material Kapton

Magnet

• Flux density B 1.22T
• Force factor Bl 13N/A
• Motor constant Bl/√RE 5.47N/√W
• Weight 0.22kg
• Material Neodymium

Diaphragm

• Effective diameter 165mm
• Effective area SD 214cm²
• Moving mass MMS 20.3g
• Moving mass (without air load) MMD 18g
• Material Paper

Suspensions

• Stiffness KMS 4.76N/mm
• Compliance CMS 210µm/N
• Equivalent volume to the compliance VAS 13.7L
• Mechanical resistance RMS 2.33N·s/m
• Surround material Treated Cloth

Dimensions

• Nominal diameter 8″
• 210mm
• Overall diameter 210mm
• Baffle cutout diameter 184mm
• Overall depth 90mm
• Volume occupied by the driver (estimated) 0.7L
• Net weight 1.8kg
• Frame material Aluminium Die-Cast