FaitalPRO 18FX800 8Ω

Subwoofer

Nominal diameter18″ / 460 mm
Resonance34 Hz
Q factor0.40
Sensitivity94.9 dB
Linear excursion± 13.8 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
  • Sensitivity (1W, 1m, infinite baffle) SPL1W 94.9dB
  • Frequency response 30 - 1600Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 34Hz
  • Mechanical quality factor QMS 6.80
  • Electrical quality factor QES 0.43
  • Total quality factor QTS 0.40

Large signal parameters

  • Maximum linear excursion xmax 13.8mm
  • Maximum excursion before damage xlim 27mm
  • Air volume displaced at xmax VD 1674cm³
  • Power handling P 1000W
  • Program power Pmax 2000W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 6.2Ω
  • Inductance (1kHz) LE 1.5mH
  • VC Diameter 90mm
  • Winding height HVC 31mm
  • Winding material Copper
  • Former material Glass Fiber

Magnet

  • Flux density B 1.1T
  • Force factor Bl 24N/A
  • Motor constant Bl/√RE 9.64N/√W
  • Air gap height HAG 10.2mm
  • Material Neodymium Ring

Diaphragm

  • Effective diameter 393mm
  • Effective area SD 1213cm²
  • Moving mass MMS 182g
  • Moving mass (without air load) MMD 153g

Suspensions

  • Stiffness KMS 8.33N/mm
  • Compliance CMS 120µm/N
  • Equivalent volume to the compliance VAS 247L
  • Mechanical resistance RMS 5.8N·s/m

Dimensions

  • Nominal diameter 18
  • 460mm
  • Overall diameter 460mm
  • Baffle cutout diameter 422mm
  • Overall depth 215mm
  • Flange thickness 14mm
  • Mounting depth 201mm
  • Volume occupied by the driver 7.3L
  • Net weight 6.0kg
  • Frame material Aluminium
FaitalPRO 18FX800 8Ω Impedance
FaitalPRO 18FX800 8Ω SPL
FaitalPRO 18FX800 8Ω Dimensions

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