Duelund Driver 8" Precision Audio Driver 8" drive unit 

Dual magnets, Titanium voice coil former, Coated kevlar membrane, Wooden phase plug (Black) and a Coated low loss foam surround. Suitable for midrange and low frequency applications.

Specifications:

Electrical data-

  • Nominal impedance Zn 8 W
  • Minimum impedance/freq. Zmin6,5 / 224 W/Hz
  • Maximum impedance Zo 70,5 W 
  • DC resistance Re 5,8 W 
  • Voice coil inductance Le 0,46 mH 

T-S parameters-

  • Resonance Frequency fs 25,3 Hz
  • Mechanical Q-factor Qms 3,31
  • Electrical Q-factor Qes 0,24
  • Total Q-factor Qts 0,22
  • Force factor Bl 8,8 Tm 
  • Mechanical resistance Rms 1,0 kg/s
  • Moving mass Mms 20,4 g
  • Suspension compliance Cms 1,94 mm/N 
  • Effective piston area Sd 227 cm2
  • Equivalent volume Vas 139,9 ltrs Remarks Power Handling
  • Voltage sensitivity 1m/2.83Volt 90,6 dB (none)
  • Average 300-1000Hz

Voice coil and motor-

  • Voice coil diameter 42,0 mm
  • Voice coil length 19,0 mm
  • Voice coil layers 2
  • Height of gap 10,0 mm
  • Linear excursion ± 4,5 mm
  • Linear excursion ± 4,5 mm
  • Max. excursion ± 12,0 mm
  • Height of magnet 48 mm
  • Diameter of magnet 121 mm

Power handling-

  • 100 h RMS noise test (IEC) 100 W
  • Long term max system power (IEC)160 W
  • IEC 268-5 noise signal is used for the power test.

Full Manufacturer's Warranty

Duelund Driver 8" Precision Audio Driver

SKU: DUELUND-82771

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MSRP: USD $699.95
USD $349.95
You save USD $350.00

Unit of Measure: Each

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