JBCDO 专业扬声器L1520-98A

JBCDO 专业扬声器
L1520-98A

是一种理想的专业扬声器。

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功能特点:

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L1520-98A
公称直径(Nominal diameter): 380mm / 15 in 标称阻抗(Nominal impedance): 8 Ω
额定功率(Power rating): 350W RMS 灵敏度(Sensitivity)(1W/1M): 99dB±2dB
音圈直径(Voice coil dimension): φ75.5mm 磁钢尺寸(Magnet dimension): φ220×25.4mm 
最低共振频率(Resonant frequency,Fs): 48Hz 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): 1.75 电器系统阻尼系数(Electrical quality factor,Qes): 0.28
总阻尼系数(Total quality factor,Qts): 0.24 等效容积(Equivalent air volume to Cms,Vas): 213L
外径(Overall diameter): φ402mm 螺栓圆直径(Bolt circle diameter): φ383mm
开孔直径(Baffle cutout diameter): φ356 mm 深度(Depth): 170mm
净重(Net weight): 11.4 Kg 频响范围(Frequency range) 50-3000Hz
磁力(BL factor ,BL) 22.3N/A     

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