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  • LF Drivers

    8NDL51

    8 inches

    Woofer

    Features


    51 mm (2 in) copper voice coil
    75 - 3000 Hz response
    94 dB sensitivity
    Neodymium magnet allows a very light yet powerful motor assembly
    Shorting copper cap for extended HF response
    400 W continuous program power capacity
    Ventilated voice coil gap for reduced power compression

    Specifications

    Nominal Diameter

    200 mm (8 in)

    Nominal Impedance

    4 Ω

    Minimum Impedance

    3 Ω

    Nominal Power Handling

    200 W

    Continuous Power Handling

    400 W

    Sensitivity

    94 dB

    Frequency Range

    75 Hz - 3000 Hz

    Voice Coil Diameter

    51 mm (2 in)

    Winding Material

    Copper

    Former Material

    Glass Fibre

    Winding Depth

    16 mm (0.63 in)

    Magnetic Gap Depth

    8 mm (0.31 in)

    Flux Density

    1.05 T

    Woofer Cone Treatment

    TWP Waterproof Both Sides

    Parameters

    Fs

    75 Hz

    Re

    2.6 Ω

    Qes

    0.64

    Qms

    5.22

    Qts

    0.57

    Vas

    10.1 dm³ (0.36 ft³)

    Sd

    220 cm² (34.1 sq²)

    η0

    0.73 %

    Xmax

    7 mm

    Xvar

    7 mm

    Mms

    27 g

    Bl

    7.3 Tm

    Le

    0.15 mH

    EBP

    117 Hz

    Design

    Surround Shape

    Double Roll

    Cone Shape

    Exponential

    Magnet Material

    Neodymium Inside Slug

    Spider

    Single

    Pole Design

    Straight Pole

    Woofer Cone Treatment

    TWP Waterproof Both Sides

    Recommended Enclosure

    14 dm³ (0.49 ft³)

    Recommended Tuning

    65 Hz

    Mounting and Shipping Info

    Overall Diameter

    225 mm (8.8 in)

    Bolt Circle Diameter

    210 mm (8.3 in)

    Baffle Cutout Diameter

    187 mm (7.4 in)

    Depth

    90 mm (3.5 in)

    Flange and Gasket Thickness

    11 mm (0.4 in)

    Air Volume Occupied by Driver

    1.1 dm³ (0.04 ft³)

    Net Weight

    1.85 kg (4.08 lb)

    Shipping Units

    1 pcs

    Shipping Weight

    2.3 kg (5.07 lb)

    Shipping Box

    255x255x150 mm (10.04x10.04x5.91 in)

    Service Kit

    lf Recone Kit
    RCK008NDL514
    • Cone

    • Gasket

    • Centering Shims