KICKER SoloX 49L7X181

2x1Ω
2x2Ω

Subwoofer

Nominal size18x18″ / 460x460 mm
Resonance26.9 Hz
Q factor0.56
Sensitivity88.5 dB
Linear excursion± 31.3 mm
Program Power2000 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 88.5dB
  • Frequency response 18 - 100Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 26.9Hz
  • Mechanical quality factor QMS 7.02
  • Electrical quality factor QES 0.61
  • Total quality factor QTS 0.56

Large signal parameters

  • Maximum linear excursion xmax 31.3mm
  • Air volume displaced at xmax VD 4395cm³
  • Power handling P 1000W
  • Program power Pmax 2000W

Voice Coil

  • Nominal impedance Z 2 x 1Ω
  • DC resistance (in series) RE 1.8Ω
  • Inductance (1kHz, in series) LE 3.05mH
  • VC Diameter 75mm
  • Winding height HVC 62.5mm

Magnet

  • Force factor (in series) Bl 20.4N/A
  • Motor constant Bl/√RE 15N/√W

Diaphragm

  • Effective diameter 423mm
  • Effective area SD 1406cm²
  • Moving mass MMS 801g
  • Moving mass (without air load) MMD 767g

Suspensions

  • Stiffness KMS 23.2N/mm
  • Compliance CMS 45µm/N
  • Equivalent volume to the compliance VAS 126L
  • Mechanical resistance RMS 19.3N·s/m

Dimensions

  • Nominal size 18 x 18
  • 460 x 460mm
  • Flange thickness 13mm
  • Volume occupied by the driver (estimated) 5.2L
  • Net weight 11.5kg
KICKER 49L7X181 Dimensions

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