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    Welcome to Guangzhou FuTuHeYe Electronic Technology Co.,Ltd.


    LF Speakers Neodymium


    Key Features



    MODEL W157556
    Nominal Diameter 380/15 mm/inch
    Rated impedance 8 ohm
    Power handing capacity 400 watts
    Sensitivity(1w/1m) 98 dB
    Frequency Range Fs-4000 Hz
    Voice Coil Diameter 75/3 mm/inch
    Voice Coil Material Copper
    Number of layer 2
    Kind of layer inside/outside 
    Resonance frequency Fs 41 Hz 
    Dc resistance Re 5.2 ohm
    Mechanical factor Qms 7.6014
    Electrical factor Qes 0.3791
    Total factor Qts 0.3611
    BL factor BL 21 T.M
    Effective Moving mass Mms 105.65 g
    Effective Cas air load Vas 168.7099 liters
    Effective piston area Sd 0.0946 m^2
    Overall Diameter Φ387/Φ15.24 mm/inch
    Bolt Circle Diameter Φ370/Φ14.55 mm/inch 
    Bolt Hole Diameter 8-Φ7.15/8-Φ0.28 mm/inch
    Mount Baffle Cut-out Φ357/Φ14.06 mm/inch
    Depth 140/5.52 mm/inch
    Net Weight    ( 1 unit) 4.1 kg
    Shipping Weight ( 1 unit) 5.7 kg
    Package Size  ( 1 unit) 405*405*214 mm 

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