标准摘要
[中文适用范围]： 适用于在双头螺旋扫描盒式录像机上使用盒式磁带进行磁性视频录制，并定义了基本 beta 格式盒式磁带系统。给出允许互换性所需的尺寸和其他特性 [外文原描述]： Applies to magnetic video recording using 12.70 mm (0.5 in) tape cassettes on two-head helical-scan video-cassette recorders. Gives dimensional and other characteristics necessary to permit the interchangeability of recorded cassettes. The requirements given relate to the 525 line-60 field and 625 line-50 field systems.
英文名称Helical-scan video-tape cassette system using 12.65 mm (0.5 in) magnetic tape on type beta-format