I.S. 1121:1991废止
Quartz Crystal Units (qualification Approval) (sectional Specification)
出版：National Standards Authority of Ireland
专家解读视频
基本信息
标准编号： I.S. 1121:1991
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：0
标准简介
Applies to quartz crystal units (qualification Approval).
标准备注
Also numbered as CECC 68200: 1990.
(10/2002)
等同采用的国际标准
CECC 68200:1990 - Equivalent
