外部参考电压可被应用到REF引脚转移所需数量的模拟视频电平下来。
An external reference voltage can be applied to the REF pin to shift the analog video level down by the desired amount.
研究了利用频谱仪射频衰减、分辨带宽、视频带宽和视频平均的方法，提高和改善低电平信号的测量精度。
Improving measurement accuracy of low level signal is studied using RF attenuation, resolution bandwidth, video bandwidth, and video average.
作为视频信号的一部分，双电平同步包含了一部分并不需要的直流分量(如图2)。
As part of the video signal, bi-level sync introduces an unwanted DC component (Figure 2).
应用推荐