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W1siziisijiwmtmvmdevmtuvmduvmduvntqvmtc1l2zpbguixsxbinailcj0ahvtyiisijeymdb4njawil0swyjliiwicg5nil1dLow_8cxn51rear_senza_etichetta
Diaphragm Material
Magnet Material
LF Voice Coil Diameter
HF Voice Coil Diameter
LF Nominal Power Handling
 
 
 
 
 
 
 

Specifications

  • Nominal Diameter210 mm (8.0 in)
  • Nominal Impedance8 Ω
  • Minimum Impedance LF6.0 Ω
  • Minimum Impedance HF7.4 Ω
  • Frequency Range70 - 18000 Hz
  • Dispersion Angle1100 °
  • Magnet MaterialNeodymium Ring

Specifications LF Unit

  • LF Sensitivity297.0 dB
  • LF Nominal Power Handling3250 W
  • LF Continuous Power Handling4500 W
  • LF Voice Coil Diameter51 mm (2.0 in)
  • LF Winding MaterialAluminium
  • LF Flux Density1.15 T
  • Former MaterialGlass Fibre
  • Winding Depth17.0 mm (0.67 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 Frequency68 Hz
  • Re4.9 Ω
  • Qes0.29
  • Qms4.7
  • Qts0.27
  • Vas17.0 dm3 (0.6 ft3)
  • Sd220.0 cm2 (34.1 in2)
  • η₀1.8 %
  • Xmax6.0 mm
  • Xvar6.0 mm
  • Mms22 g
  • Bl12.6 Txm
  • Le0.9 mH
  • EBP234 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)
  • Depth111 mm (4.4 in)
  • Flange and Gasket Thickness10 mm (0.4 in)
  • Net Weight2.5 kg (5.5 lb)
  • Shipping Units1
  • Shipping Weight3.2 kg (7.0 lb)
  • Shipping Box260x260x170 mm (10.2x10.2x6.7 in)

Service Kit

  • Service Kit LFRCK008CXN518
  • 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 (6 dB crest factor) within the range Fs-10Fs. Power calculated on rated minimum 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 (6 dB crest factor) within the range from the recommended crossover frequency to 20 kHz. Power calculated on rated minimum 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.