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ND9008w

    • Features
    • 1. 400 W continuous program power capacity

      2. High sensitivity 95dB/1w/1m

      3. Frequency range: 63~4000Hz

      4. 2" high temperature voice coil

      5. Neodymium magnet system

      6. Ideal for high quality compact 2 or 3-way systems

General Specifications
Nominal Diameter 200/8 mm/inch
Rated Impedance 8 ohm
Nominal Power handling1 200 Watts
Program Power2 400 Watts
Sensitivity(lw/lm)3 95 dB
Frequency Range4 63~4000 Hz
Minimum Impedance(Zmin) 6.7 ohm
Voice Coil Diameter 50/2 mm/inch
Voice Coil Material Copper
Former Material Polyimide
Voice Coil Winding Depth 18 mm
Number of layers 2
Magnet gap depth 8 mm
Basket Cast Aluminum
Flux Density 1.6 T
Magnet Material Neodymium
Thiele-Small parameters
Resonance frequency Hz
DC resistance Re 5.3 ohm
Mechanical factor Qms 5.55
Electrical factor Qes 0.29
Total factor Qts 0.27
Mechanical compliance Cms 0.2 mm/N
Mechanical resistance
of suspension losses
Rms 2.06 mech-ohm
Effective Moving Mass Mms 26.3 g
Half-space efficiency Eff 1.5 %
BL Factor BL 14.5 T.m
Equivalent Cas air load Vas 13.4 liters
Effective piston area Sd 0.0219
Max.linear excursion5 Xmax 6.5 mm
Voice coilinductance LelK 0.54 mH
Efficiency Bandwidth Product EBP 237
Mounting Information
Overall Diameter 200 mm
Bolt Circle Diameter 212 mm
Bolt Hole Diameter 5.5 mm
Baffle Cutout Diameter 180 mm
Overall Depth 100 mm
Net Weight 2.4 kg
Shipping Weight 2.6 kg
Shipping Box 220x220x110 mm