ITU-T Q.2 FRENCH-1988
用于人工作业的自动化和半自动化操作的信号接收器

SIGNAL RECEIVERS FOR AUTOMATIC AND SEMI-AUTOMATIC WORKING, USED FOR MANUAL WORKING

ITU-T Q.2 FRENCH-1988 发布历史

The directives relating to 500/20-Hz signalling sets are provisional. An Administration intending to purchasenew signalling sets for use on international circuits which for the time being are to be operated on a manual basis, mayfind it advantageous, by agreement with the Administrations interested in the operation of the circuits concerned, to usesignal receivers and transmitters conforming to the specifications for international automatic equipment. This will permit a greater technical uniformity of installations and will avoid having to replace the signal receivers when,ultimately, these circuits are operated on an automatic or semi-automatic basis.

ITU-T Q.2 FRENCH-1988由国际电信联盟 IX-ITU 发布于 1988。

ITU-T Q.2 FRENCH-1988 在中国标准分类中归属于: M30 通信设备综合。

ITU-T Q.2 FRENCH-1988的历代版本如下：

• 1988年 ITU-T Q.2 FRENCH-1988 用于人工作业的自动化和半自动化操作的信号接收器

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标准号

ITU-T Q.2 FRENCH-1988

发布日期

1988年

实施日期

废止日期

无

中国标准分类号

M30

发布单位

IX-ITU

适用范围

The directives relating to 500/20-Hz signalling sets are provisional. An Administration intending to purchasenew signalling sets for use on international circuits which for the time being are to be operated on a manual basis, mayfind it advantageous, by agreement with the Administrations interested in the operation of the circuits concerned, to usesignal receivers and transmitters conforming to the specifications for international automatic equipment. This will permit a greater technical uniformity of installations and will avoid having to replace the signal receivers when,ultimately, these circuits are operated on an automatic or semi-automatic basis.