Standard No.:	GB/T 6550-1986
English Name:	Information processing-9-track, 12.7mm wide magnetic tape for information interchange recorded at 63rpmm,phase encoded
Chinese Name:	信息处理交换用9磁道12.7mm宽63行/毫米调相制记录磁带
Chinese Classification:	G83    Magnetic recording material
Professional Classification:	GB    National Standard
ICS Classification:	35.220.20 35.220.20    Magnetic storage devices in general 35.220.20
Source Content Issued by:	CBTS
Issued on:	1986-3-28
Implemented on:	1987-4-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	5000 words
Translation Price(USD):	150.0
Delivery:	via email in 1~3 business day

本标准规定了信息交换用9磁道，12.7mm宽磁带和带盘的格式和记录标准。它用于信息处理系统、通信系统以及国家标准GB 1988—80《信息处理交换用的七位编码字符集》中规定的七位编码字符集或GB 2311—80《信息处理交换用七位编码字符集的扩充方法》的有关设备中。