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Limited Distribution

18XM2400

LF Drivers 18.0 inches

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Continuous power handling
Voice coil diameter
Limited Distribution Product
Mexico only - Contact ProAudio Comercializadora for more information.
 
 
 

Features

  • 2400 W continuous program power capacity
  • 100 mm (4 in) copper voice coil
  • 30 - 2000 Hz response
  • 98 dB sensitivity
  • Aluminium demodulating ring allows a very low distortion figure
  • Double silicone spider with optimized compliance
  • Ventilated voice coil gap for reduced power compression

Specifications

  • Nominal Diameter460 mm (18.0 in)
  • Nominal Impedance8 Ω
  • Minimum Impedance6.2 Ω
  • Nominal Power Handling11200 W
  • Continuous power handling22400 W
  • Sensitivity (1W/1m)398.0 dB
  • Frequency Range30 - 2000 Hz
  • Voice Coil Diameter100 mm (4.0 in)
  • Winding MaterialCopper
  • Former MaterialGlass Fibre
  • Winding Depth25.0 mm (1.0 in)
  • Magnetic Gap Depth12.0 mm (0.5 in)
  • Flux Density1.1 T

Design

  • Surround ShapeTriple Roll
  • Cone ShapeRadial
  • SpiderDouble Silicone
  • Pole DesignT-Pole

Parameters4

  • Resonance Frequency34 Hz
  • Re5.1 Ω
  • Qes0.37
  • Qms7.2
  • Qts0.35
  • Vas212.0 dm3 (7.5 ft3)
  • Sd1210.0 cm2 (187.6 in2)
  • η₀2.2 %
  • Xmax± 9.0 mm
  • Xvar± 11.0 mm
  • Mms209.0 g
  • Bl25.5 Txm
  • Le1.6 mH
  • EBP91 Hz

Mounting and Shipping Info

  • Overall Diameter460 mm (18.0 in)
  • Bolt Circle Diameter440 mm (17.3 in)
  • Baffle Cutout Diameter422.0 mm (16.6 in)
  • Depth209 mm (8.2 in)
  • Flange and Gasket Thickness16 mm (0.06 in)
  • Air Volume Occupied by Driver0.0 dm3 (0.0 ft3)
  • Net Weight12.7 kg (28.0 lb)
  • Shipping Units1
  • Shipping Weight14.3 kg (31.53 lb)
  • Shipping Box500x495x275 mm (19.69x19.49x10.83 in)

Service Kit

  • 2 hours test made with continuous pink noise signal within the range Fs-10Fs. Power calculated on rated minumum impedance. Loudspeaker in free air.
  • Power on Continuous Program is defined as 3 dB greater than the Nominal rating.
  • Applied RMS Voltage is set to 2.83 V for 8 ohms Nominal Impedance.
  • Thiele-Small parameters are measured after a high level 20 Hz sine wave preconditioning test.