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12CXT

Coaxials 12.0 inches

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Diaphragm Material
Magnet Material
LF Voice Coil Diameter
HF Voice Coil Diameter
LF Continuous Power Handling
 
 
 
 
 
 

Key Features

  • 400 W continuous program power capacity
  • 90° nominal coverage
  • 50 - 20000 Hz response
  • 98 dB sensitivity
  • 34.5 mm (1.35”) HF unit exit diameter
  • XO-2 dedicated crossover network

Specifications

  • Nominal Diameter320 mm (12.0 in)
  • Nominal Impedance8 Ω
  • Minimum Impedance LF6.0 Ω
  • Minimum Impedance HF7.3 Ω
  • Frequency Range50 - 20000 Hz
  • Dispersion Angle190 °
  • Magnet MaterialCeramic

Specifications LF Unit

  • LF Sensitivity298.0 dB
  • LF Nominal Power Handling3200 W
  • LF Continuous Power Handling4400 W
  • LF Voice Coil Diameter51 mm (2.0 in)
  • LF Winding MaterialCopper

Specifications HF Unit

  • HF Sensitivity5102.0 dB
  • HF Nominal Power Handling625 W
  • HF Continuous Power Handling750 W
  • HF Voice Coil Diameter36 mm (1.4 in)
  • HF Winding MaterialAluminium
  • Diaphragm MaterialMylar
  • Recommended Crossover82.2 kHz

Parameters

  • Resonance Frequency49 Hz
  • Re5.3 Ω
  • Qes0.35
  • Qms3.9
  • Qts0.32
  • Vas91.0 dm3 (3.2 ft3)
  • Sd522.0 cm2 (80.9 in2)
  • η₀3.1 %
  • Xmax3.0 mm
  • Xvar5.5 mm
  • Mms43.0 g
  • Bl14.4 Txm
  • Le1.2 mH
  • EBP140 Hz

Mounting And Shipping Info

  • Overall Diameter316 mm (12.4 in)
  • Bolt Circle Diameter296 mm (11.6 in)
  • Baffle Cutout Diameter284 mm (11.2 in)
  • Depth179 mm (7.05 in)
  • Flange and Gasket Thickness13 mm (0.5 in)
  • Net Weight5.6 kg (12.3 lb)
  • Shipping Weight6.9 kg (15.21 lb)
  • Shipping Box425x425x224 mm (16.73x16.73x8.82 in)

Crossover

  • ModelXO-2
  • Filter TypeTwo way
  • Nominal Impedance8.0 Ω
  • Low-pass Slope6.0 dB/oct
  • High-pass Slope12.0 dB/oct
  • Overall Dimensions142x107 mm (5.6x4.2 in)
  • Weight0.4 kg (0.9 lb)

Service Kit

  • Service Kit LFRCK012CXT8
  • Replacement diaphragmMMD0128
  • Included by –6 dB down points.
  • Applied RMS Voltage is set to 2.83V.
  • 2 hours test made with continuous pink noise signal within the range Fs-10Fs. Power calculated on rated nominal 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 2.83V.
  • 2 hour test made with continuous pink noise signal within the range from the recommended crossover frequency to 20 kHz. Power calculated on rated nominal impedance. Loudspeaker in free air.
  • Power on Continuous Program is defined as 3 dB greater than the Nominal rating.
  • 12 dB/oct. or higher slope high-pass filter.
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