Advantage is relatively easy to produce, linear, and distortion of small, wide frequency response.
优点是制作相对容易，线性好、失真小、频响宽。
F15 + is a multi-purpose two full range speaker frequency, high frequency driver is a smooth, wide frequency response.
是一款多用途两分频全频扬声器，高频驱动单元是一个频响宽广平滑的。
A compact circuit with enough wide frequency response is designed and the high speed digital oscilloscope TDS754C is used to measure pulse current of Partial Discharge (PD).
设计了具有较宽频率响应范围的紧凑型测试电路，结合高速数字示波器TDS75 4c对油中的局部放电脉冲波形进行了测量。
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