KICKER CompC 44CWCS124

2x4Ω

Subwoofer

Nominal diameter12″ / 300 mm
Resonance31.6 Hz
Q factor0.73
Sensitivity87.5 dB
Linear excursion± 13.2 mm
Program Power600 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

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 87.5dB
  • Frequency response 27 - 500Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 31.6Hz
  • Mechanical quality factor QMS 17.30
  • Electrical quality factor QES 0.77
  • Total quality factor QTS 0.73

Large signal parameters

  • Maximum linear excursion xmax 13.2mm
  • Air volume displaced at xmax VD 698cm³
  • Power handling P 300W
  • Program power Pmax 600W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.8Ω
  • Inductance (1kHz) LE 2.58mH

Magnet

  • Force factor Bl 11.5N/A
  • Motor constant Bl/√RE 5.89N/√W

Diaphragm

  • Effective diameter 260mm
  • Effective area SD 531cm²
  • Moving mass MMS 134g
  • Moving mass (without air load) MMD 125g

Suspensions

  • Stiffness KMS 5.27N/mm
  • Compliance CMS 191µm/N
  • Equivalent volume to the compliance VAS 75.9L
  • Mechanical resistance RMS 1.53N·s/m

Dimensions

  • Nominal diameter 12
  • 300mm
  • Baffle cutout diameter 279mm
  • Mounting depth 136mm
  • Volume occupied by the driver (estimated) 2.3L

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