ITU-T O.81-1988
电话型电路的群时延测量设备

Group-delay measuring equipment for telephone-type circuits


ITU-T O.81-1988 发布历史

The characteristics for a group-delay measuring set for telephone-type circuits which are described below must be adhered to in order to ensure compatibility between equipments standardized by the CCITT and produced by different manufacturers.

ITU-T O.81-1988由国际电信联盟 IX-ITU 发布于 1988。

ITU-T O.81-1988 在中国标准分类中归属于: M42 通信线路设备。

ITU-T O.81-1988的历代版本如下:

 

 

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标准号
ITU-T O.81-1988
发布日期
1988年
实施日期
废止日期
中国标准分类号
M42
发布单位
IX-ITU
被代替标准
ITU-T O.81-1972
适用范围
The characteristics for a group-delay measuring set for telephone-type circuits which are described below must be adhered to in order to ensure compatibility between equipments standardized by the CCITT and produced by different manufacturers.

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