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录放像机的磁鼓,在使用与维护过程中,由于方法不当,人为损坏的较多。而磁鼓的价格又比较高,使维修费用偏高。因此,家电维修人员都在探索如何用拼凑的方法,把两只型号或参数相同或相近的磁鼓,合并为一只使用。这种想法虽好,但实施起来比较困难,其中最难的就是把两只视频磁头安装在180°的位置上,安装精度要求较高,一般维修人员在业余条件下很难做到。以前刊物上也曾介绍过几种方法,但都不易掌握,
Recorder drum, in the use and maintenance process, due to improper methods, man-made damage more. The drum and the price is relatively high, so that the high maintenance costs. Therefore, the appliance repair staff are exploring how to piece together the two models or the same parameters or similar drums, combined into one use. This idea is good, but the implementation is more difficult, of which the most difficult is to install two video heads 180 ° position, higher installation accuracy, the general maintenance staff in amateur condition is difficult to achieve. Previous publications have also introduced several ways, but not easy to grasp,