GB/T 12449-1990
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 12449-1990
Interface for using dedicated interconnections between sound and television broadcasting transmitting equipment and supervisory equipment 以专用连接线方式互连的声音和电视广播发射设备与监控设备之间的接口
Issued Date:1990-08-02
Implemented Date:1991-05-01
Issued by:
The Standardization Administration of the People's Republic of China