本文对“示波器的使用”实验教学中关于触发电平的作用、调节它的目的和水平扫描点匀速运动的问题进行了分析和论证。
In this paper analyzes and demonstrates two problems in the experiment of using oscillograph:one is the function of triggering level, the other is why the horizontal scan spot moves in uniform motion.
把左右电平输入设定于最少增益位置(逆时针方向)，调整主音量控制至你所想要的最高水平。
Set the Right and Left level controls at minimum gain (counterclockwise) and adjust the Master level control to as high as you will want to listen.
在恶劣电力线通信环境下，只有努力提高自动增益控制(agc)水平，才能实现信号电平的稳定。
In poor PLC communication environment, the stability of the signal can only be realized by improving the level of Automatic Gain Control (AGC).
通过电平模式中，你可以选择(1到15)的水平发挥，目的是提高水平的个人记录。
By level mode you can select the level to play with (1 to 15) with the aim of improving the level of individual records.
通过电平模式中，你可以选择(1到15)的水平发挥，目的是提高水平的个人记录。
By level mode you can select the level to play with (1 to 15) with the aim of improving the level of individual records.
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