SICA 15 Fe 3 CP

Woofer

Nominal diameter15″ / 388 mm
Resonance40.2 Hz
Q factor0.33
Sensitivity96.4 dB
Linear excursion± 5.5 mm
Program Power800 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 96.4dB
  • Frequency response 40 - 2000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 40.2Hz
  • Mechanical quality factor QMS 9.52
  • Electrical quality factor QES 0.34
  • Total quality factor QTS 0.33

Large signal parameters

  • Maximum linear excursion xmax 5.5mm
  • Air volume displaced at xmax VD 470cm³
  • Power handling P 400W
  • Program power Pmax 800W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.2Ω
  • Inductance (1kHz) LE 1.22mH
  • VC Diameter 75mm
  • Winding height HVC 10mm
  • Winding material Copper
  • Former material Glass Fiber

Magnet

  • Flux density B 1.18T
  • Force factor Bl 19.1N/A
  • Motor constant Bl/√RE 8.38N/√W
  • Weight 1.8kg
  • Material Ferrite

Diaphragm

  • Effective diameter 330mm
  • Effective area SD 855cm²
  • Moving mass MMS 91g
  • Moving mass (without air load) MMD 73.6g
  • Material Paper

Suspensions

  • Stiffness KMS 6.1N/mm
  • Compliance CMS 164µm/N
  • Equivalent volume to the compliance VAS 170L
  • Mechanical resistance RMS 2.41N·s/m
  • Surround material Treated Cloth

Dimensions

  • Nominal diameter 15
  • 388mm
  • Overall diameter 388mm
  • Baffle cutout diameter 355mm
  • Overall depth 161mm
  • Volume occupied by the driver (estimated) 4L
  • Net weight 8.1kg
  • Frame material Aluminium Die-Cast
SICA 15 Fe 3 CP SPL & Impedance
SICA 15 Fe 3 CP Dimensions

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