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  • LF Drivers

    8BG51

    8 inches

    Woofer

    Features


    500 W continuous program power capacity
    51 mm (2 in) copper voice coil
    50 - 4000 Hz response
    92 dB sensitivity
    Neodymium magnet allows a very light yet powerful motor assembly
    Shorting copper cap for extended HF response
    Ventilated voice coil gap for reduced power compression

    Specifications

    Nominal Diameter

    200 mm (8 in)

    Nominal Impedance

    8 Ω

    Minimum Impedance

    6 Ω

    Nominal Power Handling

    250 W

    Continuous Power Handling

    500 W

    Sensitivity

    92 dB

    Frequency Range

    50 - 4000 Hz

    Voice Coil Diameter

    51 mm (2 in)

    Winding Material

    Copper

    Former Material

    Glass Fibre

    Winding Depth

    17 mm (0.65 in)

    Magnetic Gap Depth

    8 mm (0.31 in)

    Flux Density

    1.15 T

    Woofer Cone Treatment

    WP Waterproof Front Side

    Parameters

    Fs

    52 Hz

    Re

    5.1 Ω

    Qes

    0.42

    Qms

    12.3

    Qts

    0.4

    Vas

    18 dm³ (0.63 ft³)

    Sd

    220 cm² (34.1 sq²)

    η0

    0.6 %

    Xmax

    6.5 mm

    Xvar

    8 mm

    Mms

    35 g

    Bl

    11.8 Tm

    Le

    0.5 mH

    EBP

    124 Hz

    Design

    Surround Shape

    Roll

    Cone Shape

    Exponential

    Magnet Material

    Neodymium Inside Slug

    Spider

    Single

    Pole Design

    T-Pole

    Woofer Cone Treatment

    WP Waterproof Front Side

    Recommended Enclosure

    19 dm³ (0.67 ft³)

    Recommended Tuning

    49 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 (0.43 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
    RCK008BG518
    • Cone

    • Basket

    • Centering Shims