JBCDO 专业扬声器L18-18

JBCDO 专业扬声器
L18-18

是一种理想的专业扬声器。

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功能特点:

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L18-18
公称直径(Nominal diameter): 457mm / 18 in 标称阻抗(Nominal impedance): 8 Ω
额定功率(Power rating): 450W RMS 灵敏度(Sensitivity)(1W/1M): 98dB±2dB
音圈直径(Voice coil dimension): φ100 mm 磁钢尺寸(Magnet dimension): φ220×25.4mm 
最低共振频率(Resonant frequency,Fs): 29 Hz 音圈直流阻抗(D.C. Voice coil resistance,Re): 5.5 Ω
机械系统阻尼系数(Mechanical quality factor,Qms): 3.3 电器系统阻尼系数(Electrical quality factor,Qes): 0.24
总阻尼系数(Total quality factor,Qts): 0.22 等效容积(Equivalent air volume to Cms,Vas): 408 L
外径(Overall diameter): φ462mm 螺栓圆直径(Bolt circle diameter): φ442mm
开孔直径(Baffle cutout diameter): φ422 mm 深度(Depth): 202mm
净重(Net weight): 13.5 Kg 频响范围(Frequency range): 45-3000Hz
磁力(BL factor ,BL): 24N/A    

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