B&C 10HPL64 - 8 Ohm

    400 W continuous program power capacity
    64 mm (2.5 in) aluminium voice coil
    60 - 4000 Hz response
    98.5 dB sensitivity
    Neodymium magnet allows a very light yet powerful motor assembly

    Specifications
        Nominal diameter 250 mm (10.0 in)
        Nominal impedance 8 O
        Minimum impedance 6.2 O
        Nominal power handling * 200 W
        Continuous power handling * 400 W
        Sensitivity (1W/1m) *  99.0 dB
        Frequency range  60 - 4000 Hz
        Voice coil diameter   64 mm (2.5 in)
        Winding material  Aluminium
        Former material Glass Fibre
        Winding depth 12 mm (0.47 in)
        Magnetic gap depth 8 mm (0.31 in)
        Flux density 1.25 T

Design

    Surround shape Double Roll
    Cone shape Exponential
    Magnet material Neodymium Inside Slug
    Spider Single
    Pole design Straight Pole
    Woofer cone treatment None
    Recommended enclosure 26.0 dm3 (0.92 ft3)
    Recommended tuning 67 Hz

Parameters

    Fs 61 Hz
    Re 5.4 O
    Qes 0.33
    Qms 4.5
    Qts 0.31
    Vas 32.0 dm3 (1.1 ft3)
    Sd 320.0 cm2 (50.0 in2)
    ?0 2.5 %
    Xmax 4.0 mm
    Xvar 5.5 mm
    Mms 29 g
    Bl 15.0 Txm
    Le 0.5 mH
    EBP 184 Hz

Mounting And Shipping Info

    Overall diameter 261 mm (10.3 in)
    Bolt circle diameter 245 mm (9.6 in)
    Baffle cutout diameter 230.0 mm (8.8 in)
    Depth 122 mm (4.8 in)
    Flange and gasket thickness 13 mm (0.5 in)
    Air volume occupied by driver 1.5 dm3 (0.05 ft3)
    Net weight 2.0 kg (4.4 lb)
    Shipping weight 2.6 kg (5.7 lb)
    Shipping box 270x270x150 mm (11.2x11.2x5.9 in)