SICA 6 NR 2 PL

• Sensitivity (1W, 1m, infinite baffle) SPL1W 89.4dB
• Frequency response 60 - 5000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 60.5Hz
• Mechanical quality factor QMS 6.05
• Electrical quality factor QES 0.34
• Total quality factor QTS 0.33

Large signal parameters

• Maximum linear excursion xmax 4mm
• Air volume displaced at xmax VD 49cm³
• Power handling P 200W
• Program power Pmax 400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.6Ω
• Inductance (1kHz) LE 0.51mH
• VC Diameter 50mm
• Winding height HVC 8mm
• Winding material Aluminium
• Former material Glass Fiber

Magnet

• Flux density B 1.2T
• Force factor Bl 9.86N/A
• Motor constant Bl/√RE 4.17N/√W
• Weight 0.16kg
• Material Neodymium

Diaphragm

• Effective diameter 125mm
• Effective area SD 123cm²
• Moving mass MMS 15.7g
• Moving mass (without air load) MMD 14.7g
• Material Paper

Suspensions

• Stiffness KMS 2.27N/mm
• Compliance CMS 441µm/N
• Equivalent volume to the compliance VAS 9.4L
• Mechanical resistance RMS 0.99N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 6″
• 166mm
• Overall diameter 166mm
• Baffle cutout diameter 143mm
• Overall depth 83mm
• Volume occupied by the driver (estimated) 0.51L
• Net weight 1.5kg
• Frame material Aluminium Die-Cast