(This specification is formulated to make the engineering design and construction of cable TV system (hereinafter referred to as the system) technologically advanced, economically reasonable, safe and applicable, and ensure quality. This specification is applicable to the design, construction and acceptance of new construction, expansion and reconstruction projects of CATV system with the following signal transmission modes: 1.0.2.1 RF coaxial cable. 1.0.2.2 RF coaxial cable and optical cable combination. 1.0.2.3 RF coaxial cable and microwave combination. 1.0.3 the engineering design of the system shall meet the requirements of the local urban construction planning and the development planning of radio and television undertakings and cable television networks. 1.0.4 the engineering design and construction of the system shall not only comply with this specification, but also comply with the provisions of the current relevant national standards and specifications.)
收藏
