[GB/T 13949-1992] 视频系统中21芯连接器的应用特性[已作废]
发布时间:1992-01-02
实施时间:1993-08-01
本标准规定了家用视频系统中各设备之间,通过21芯连接器进行互连的应用特性及对互连电缆的要求。本标准适..
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[GY/T 68-1989] 农村有线广播播出系统设备互连的接口参数及接插件技术要求[已废止]
发布时间:1989-10-01
实施时间:1989-10-01
本标准规定了农村有线广播播出系统设备之间连接接口的参数及互连用接插件的技术要求。本标准适用于农村有线..
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