JBCDO 专业扬声器18-200

JBCDO 专业扬声器
18-200

是一种理想的专业扬声器。

¥ 淘宝更优惠

功能特点:

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18-200
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): 31 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): 3.9 电器系统阻尼系数(Electrical quality factor,Qes): 0.31
总阻尼系数(Total quality factor,Qts): 0.29 等效容积(Equivalent air volume to Cms,Vas): 408 L
外径(Overall diameter): φ472mm 螺栓圆直径(Bolt circle diameter): φ440mm
开孔直径(Baffle cutout diameter): φ418 mm 深度(Depth): 202mm
净重(Net weight): 12.6 Kg 频响范围(Frequency range): 45-2000Hz
磁力(BL factor,BL): 24N/A    

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