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本文介绍日本VHS方式盒式磁带录象机的高密度记录及其他一些特点,并给出螺旋扫描磁迹分布的计算公式,为适应国内需要,介绍和计算均按PAL制式进行。
This article introduces the high-density recording of VHS tape cassette recorders in Japan and some other features. The formula for calculating the spiral track distribution is given. In order to meet the domestic needs, introduction and calculation are conducted according to the PAL standard.