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  • The J.D.POLARDIO brand series amplifier design is mainly used for high-demand performances, theaters, multi-function halls, music bars, KTV private rooms, clubs, radio conferences and other occasions. The product has the high technology content, the stability is good, the operation is humanized, each product all considers the technology and the art synthesis performance! Polar engineers have adopted a more forward-looking digital design concept, with products with high-tech content and sound performance surpassing their competitors.
    Product features:
    J.D.POLARDIO polar all-digital integrated broadband amplifier, the world's first integrated all-digital circuit structure. Power utilization rate is up to 95%, small volume, light weight, small temperature rise, high damping coefficient, three tone adjustable. With comprehensive protection facilities such as pressure limit, short circuit, overcurrent and dc output, there is no connection line in the cabinet and the stability is higher. The frequency response is wider than analog amplifier, which completely overturns your understanding of digital amplifier and leads the development direction of future digital power amplifier.
    Applications: performance, entertainment clubs, conferences, multi-function hall and other sound amplification systems.



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     Parameter Specification:

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    型号

    JD-4400i

    JD-4600i

    每声道8Ω

    4*400W

    4*600W

    每声道4Ω

    4*600W

    4*900W

    失真系数

    <0.01%

    频率響應

    20Hz–20KHz,+0/-1dB

    阻尼系数

    >300@8Ω

    噪聲未加權

    -100dB

    輸入敏感度

    0dB,3dB select

    輸入阻抗

    10KΩ unbalanced (不平衡式),20KΩbalanced(平衡式)

    輸入端

    平衡式Balanced  XLR

    輸出端

    接觸安全的螺旋接纖夾和SPEAKON兼容接口

    電源供應

    220-230V~,50/60Hz

    尺寸(宽*高*深)

    478*88*330mm

    重量

    約approx8.2Kg


     

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Address:No.15,lijun Road,Shiqiao Town,Panyu District,Guangzhou City,Guangdong Province,China