JBCDO 专业扬声器L1590-139

JBCDO 专业扬声器
L1590-139

是一种理想的专业扬声器。

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功能特点:

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L1590-139
规格(Specification)  
公称直径(Nominal diameter) 380mm.15in
标称阻抗(Nominal impedance)
额定功率(Power rating) 500w RMS
灵敏度(Sensitivity)(1w/1m) 96dB±2dB
频响范围(Frequency range) 43-4500Hz
音圈直径(Voice coil diameter) φ 99.5mm
磁钢尺寸(Magnet dimension) φ 200mm x 25mm
   
Thiele-Small 参数(Thiele-Small parameters)  
最低共振频率(Resonant frequency,Fs) 38Hz
音圈直流阻抗(D.C.音圈(Voice coil) resistance,Re)
机械系统阻尼系数(Mechanical quality factor,Qms) 2.62
电器系统阻尼系数(Electrical quality factor,Qes) 0.55
总阻尼系数(Total quality factor,Qts) 0.45
等效容积(Equivalent air volume to Cms,Vas) 227.6L
BI因子(BI factor,BI) 15.6N/A
   
安装信息(Mounting information)  
外径(Overall diameter) φ 390mm
螺栓圆直径(Bolt circle diameter) φ 374mm
开孔直径(Baffle cutout diameter) φ 354mm
深度(Depth) 167mm
净重(Net weight) 10.5Kg

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