SICA 2,5 H 0,8 SL

• Sensitivity (1W, 1m, infinite baffle) SPL1W 84.4dB
• Frequency response 180 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 185Hz
• Mechanical quality factor QMS 5.23
• Electrical quality factor QES 1.11
• Total quality factor QTS 0.92

Large signal parameters

• Maximum linear excursion xmax 1.3mm
• Air volume displaced at xmax VD 2.5cm³
• Power handling P 20W
• Program power Pmax 40W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.0Ω
• Inductance (1kHz) LE 0.12mH
• VC Diameter 20mm
• Winding height HVC 3mm
• Winding material Copper
• Former material Kapton

Magnet

• Flux density B 1.3T
• Force factor Bl 2.8N/A
• Motor constant Bl/√RE 1.25N/√W
• Weight 0.016kg
• Material Neodymium

Diaphragm

• Effective diameter 49mm
• Effective area SD 18.9cm²
• Moving mass MMS 1.5g
• Moving mass (without air load) MMD 1.4g
• Material Paper

Suspensions

• Stiffness KMS 2.03N/mm
• Compliance CMS 493µm/N
• Equivalent volume to the compliance VAS 0.2L
• Mechanical resistance RMS 0.33N·s/m
• Surround material Treated Cloth

Dimensions

• Nominal diameter 2.5″
• 66 x 66mm
• Overall size 66 x 66mm
• Baffle cutout diameter 61mm
• Overall depth 37mm
• Net weight 0.1kg
• Frame material Pressed sheet steel