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  • Coaxials

    8CX21

    8 inches

    Features


    400 W continuous program power capacity
    100° nominal coverage
    75 - 20000 Hz response
    94 dB sensitivity
    34.5 mm (1.35”) HF unit exit diameter
    FB08CX21 dedicated crossover network

    General

    Nominal Diameter

    210 mm (8 in)

    Nominal Impedance

    8 Ω

    Frequency Range

    75 - 20000 Hz

    Dispersion Angle

    100 °

    Specifications LF unit

    Sensitivity

    94 dB

    Nominal Power Handling

    200 W

    Continuous Power Handling

    400 W

    Voice Coil Diameter

    52 mm (2 in)

    Winding Material

    Copper

    Flux Density

    1.1 T

    Nominal Diameter

    210 mm (8 in)

    Nominal Impedance

    8 Ω

    Minimum Impedance

    6.1 Ω

    Former Material

    Kapton

    Winding Depth

    16 mm (0.63 in)

    Magnetic Gap Depth

    8 mm (0.31 in)

    Woofer Cone Treatment

    WP Waterproof Front Side

    Specifications HF unit

    Sensitivity

    101 dB

    Nominal Power Handling

    25 W

    Continuous Power Handling

    50 W

    Voice Coil Diameter

    36 mm (1.4 in)

    Winding Material

    Aluminium

    Flux Density

    1.45 T

    Nominal Diameter

    210 mm (8 in)

    Nominal Impedance

    8 Ω

    Minimum Impedance

    7.2 Ω

    Recommended Crossover

    2.2 kHz

    Inductance

    0.14 mH

    Diaphragm Material

    Polyester

    Magnet Material

    Ferrite -

    Design

    Magnet Material

    Ferrite -

    Woofer Cone Treatment

    WP Waterproof Front Side

    Parameters

    Fs

    74 Hz

    Re

    5.2 Ω

    Qes

    0.39

    Qms

    4.1

    Qts

    0.36

    Vas

    15 dm³ (0.55 ft³)

    Sd

    220 cm² (34.1 sq²)

    η0

    1.5 %

    Xvar

    5.5 mm

    Mms

    21 g

    Bl

    11.5 Tm

    Le

    1.2 mH

    EBP

    190 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

    135 mm (5.3 in)

    Flange and Gasket Thickness

    11 mm (0.4 in)

    Net Weight

    4.1 kg (9.04 lb)

    Shipping Units

    1 pcs

    Shipping Weight

    4.7 kg (10.36 lb)

    Shipping Box

    295x314x175 mm (11.61x12.36x6.89 in)

    Service Kit

    hf Replacement Diaphragm
    MMD0128
    lf Recone Kit
    RCK008CX218
    • Cone

    • Basket

    • Centering Shims

    Crossover

    FB08CX21