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zhongyang audio equipment factory

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zhongyang audio equipment factory
zhongyang audio equipment factory
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    professional speaker

    professional speaker

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    Specification :

    Nominal diameter 258/10 mm/inch
    Rated impedance 4 ohm
    Program power 180 watts
    Rated power 120 watts
    Sensitivity 88 dB
    Frequency range 40~1500 Hz
    Effective piston diameter 210/8.27 mm/inch
    Minimum impedance 4.2 ohm
    Voice coil diameter 51.5/2.0 mm/inch
    Voice coil material copper
    Voice coil winding depth 17/0.67 mm/inch
    The number of layers 4
    Kind of layer Outside 4 layers
    Top plate thickness 8/0.32 mm/inch
    Cone material paper
    Cone design straight
    Frame material Fe



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