ITU-T P.55 FRENCH-1988
测量脉冲噪声的仪表

APPARATUS FOR THE MEASUREMENT OF IMPULSIVE NOISE


ITU-T P.55 FRENCH-1988 发布历史

Experiments have shown that clicks or other impulsive noises which occur in telephone calls come from a number of sources, such as faulty construction of the switching equipment, defective earthing at exchanges and electromagnetic couplings in exchanges or on the line.

ITU-T P.55 FRENCH-1988由国际电信联盟 IX-ITU 发布于 1988。

ITU-T P.55 FRENCH-1988 在中国标准分类中归属于: M73 视频、脉冲系统设备。

ITU-T P.55 FRENCH-1988 发布之时,引用了标准

  • ITU-T O.71 脉冲噪声测量设备,电话型电路-规格为测量设备的第4研究组.共4页.同时,作为Recmn H .13

ITU-T P.55 FRENCH-1988的历代版本如下:

 

 

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标准号
ITU-T P.55 FRENCH-1988
发布日期
1988年
实施日期
废止日期
中国标准分类号
M73
发布单位
IX-ITU
适用范围
Experiments have shown that clicks or other impulsive noises which occur in telephone calls come from a number of sources, such as faulty construction of the switching equipment, defective earthing at exchanges and electromagnetic couplings in exchanges or on the line.




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