标准摘要
[中文适用范围]： 规定了对使用 IEC 94A 中规定的共面磁带的教学视听盒式录音机和播放器使用的数字计数器的要求。说明了机械计数器驱动器的典型布置 [外文原描述]： Establishes requirements for a digital counter used on instructional audio-visual cassette recorders and players utilizing the co-planar magnetic tape cassettes specified in IEC 60094-7.
英文名称Audiovisual, video and television equipment and systems. Part 13: Digital counter for audio cassette systems