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如何测量示波器的底噪

更新时间: 2020-09-24 00:00:00     

确保示波器是在正常的运行状态下。使示波器不接探头或示波器探头BNC端与地端短接。设置合适的水平时基档位和垂直时基档位。短按“Trigger”旋钮,调整触发电平,使底噪波形稳定显示。由于示波器屏幕上显示的是噪声的峰值偏移,所以对于底噪最直观的测量参数就是峰峰值测量。

关键词: 如何 测量 示波器

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