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

Features

  • 500 W continuous program power capacity
  • 100° nominal coverage
  • 70 - 18000 Hz response
  • 96 dB sensitivity
  • 20.1 mm (0.79”) HF unit exit diameter

Specifications

  • Nominal Diameter210 mm (8.0 in)
  • Nominal Impedance8 Ω
  • Minimum Impedance LF6.0 Ω
  • Minimum Impedance HF7.0 Ω
  • Frequency Range69 - 18000 Hz
  • Dispersion Angle1100 °
  • Magnet MaterialCeramic

Specifications LF unit

  • LF Sensitivity296.0 dB
  • LF Nominal Power Handling3250 W
  • LF Continuous Power Handling4500 W
  • LF Voice Coil Diameter51 mm (2.0 in)
  • LF Winding MaterialAluminium
  • LF Flux Density1.0 T
  • Former MaterialGlass Fibre
  • Winding Depth17.5 mm (0.69 in)
  • Magnetic Gap Depth8.0 mm (0.31 in)

Specifications HF unit

  • HF Sensitivity5104.0 dB
  • HF Nominal Power Handling650 W
  • HF Continuous Power Handling7100 W
  • HF Voice Coil Diameter44 mm (1.7 in)
  • HF Winding MaterialAluminium
  • HF Flux Density1.8 T
  • Diaphragm MaterialPolyimide
  • Recommended Crossover81.8 kHz
  • Inductance0.11 mH

Parameters

  • Resonance Frequency69 Hz
  • Re4.9 Ω
  • Qes0.36
  • Qms6.3
  • Qts0.34
  • Vas16.0 dm3 (0.56 ft3)
  • Sd220.0 cm2 (34.1 in2)
  • η₀1.4 %
  • Xmax6.5 mm
  • Maximum Excursion6.0 mm
  • Mms22.0 g
  • Bl11.5 Txm
  • Le0.9 mH
  • EBP191 Hz

Mounting and Shipping Info

  • Overall Diameter225 mm (8.8 in)
  • Bolt Circle Diameter210 mm (8.3 in)
  • Baffle Cutout Diameter187 mm (7.4 in)
  • Depth118 mm (4.64 in)
  • Flange and Gasket Thickness10 mm (0.37 in)
  • Net Weight5.1 kg (11.2 lb)
  • Shipping Units1
  • Shipping Weight5.7 kg (12.57 lb)
  • Shipping Box295x314x175 mm (11.61x12.36x6.89 in)

Service Kit

  • Service Kit LFRCK008FCX518
  • Replacement diaphragmMMD4008
  • 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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