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重影一般是指显象管屏幕上出现的正常图象之外又增加的一个或多个相同图象的多重图象现象。产生重影的原因有两种:第一种属于电视机内部的原因,如:天线电路不匹配;高频头工作失常;图象第一中放振荡;视频放大
A ghost is typically a multiple image phenomenon of one or more identical images added in addition to the normal image that appears on the kinescope screen. Ghost generated for two reasons: The first one belongs to the TV internal reasons, such as: the antenna circuit does not match; LNB work disorder; image first put oscillation; video amplification