SICA 3,5 F 1 CS

Woofer

Nominal diameter3.5″ / 88 mm
Resonance107 Hz
Q factor0.57
Sensitivity86.2 dB
Linear excursion± 1.5 mm
Program Power90 W
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
  • Sensitivity (1W, 1m, infinite baffle) SPL1W 86.2dB
  • Frequency response 110 - 12000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 107Hz
  • Mechanical quality factor QMS 6.52
  • Electrical quality factor QES 0.63
  • Total quality factor QTS 0.57

Large signal parameters

  • Maximum linear excursion xmax 1.5mm
  • Air volume displaced at xmax VD 5.8cm³
  • Power handling P 45W
  • Program power Pmax 90W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.0Ω
  • Inductance (1kHz) LE 0.21mH
  • VC Diameter 25mm
  • Winding height HVC 4mm
  • Winding material Copper
  • Former material Kapton

Magnet

  • Flux density B 1.04T
  • Force factor Bl 4.2N/A
  • Motor constant Bl/√RE 1.88N/√W
  • Weight 0.16kg
  • Material Ferrite

Diaphragm

  • Effective diameter 70mm
  • Effective area SD 38.5cm²
  • Moving mass MMS 3.3g
  • Moving mass (without air load) MMD 3.1g
  • Material Paper

Suspensions

  • Stiffness KMS 1.49N/mm
  • Compliance CMS 670µm/N
  • Equivalent volume to the compliance VAS 1.4L
  • Mechanical resistance RMS 0.34N·s/m
  • Surround material Rubber

Dimensions

  • Nominal diameter 3.5
  • 88mm
  • Overall diameter 88mm
  • Baffle cutout diameter 81mm
  • Overall depth 45mm
  • Volume occupied by the driver (estimated) 0.13L
  • Net weight 0.4kg
  • Frame material Nylon fiberglass doped
SICA 3,5 F 1 CS SPL & Impedance
SICA 3,5 F 1 CS Dimensions

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