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录象机伺服系统的基本功能是保证录象机视频信号和音频信号的记录和重放过程的顺利进行,而主要的是保证视频信号的记录和重放。具体地讲,就是保证录象机在记录和重放过程中,磁头、磁带之间的正确关系。在记录时,保证录象机视频磁头记录的磁迹符合标准的磁带格式。重放时,则保证视频磁头准确地扫描记录磁迹,实现良好的寻迹。
The basic function of the video camera servo system is to ensure the smooth progress of the recording and playback of the video signal and the audio signal of the video camera, and the main thing is to ensure the recording and playback of the video signal. Specifically, is to ensure that the video recorder in the process of recording and playback, head, the correct relationship between the tape. When recording, ensure that the track recorded by the video head of the video recorder complies with the standard tape format. During playback, the video heads are guaranteed to accurately scan the recording tracks for good tracking.