Technical specification for transmission of two - channel digital sound with broadcasting television system pal - d Pal - d .电视广播附加双声道数字声技术规范
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Technical specification for nicam - 728 digital audio signal transmission with satellite tv channel subcarrrier Nicam - 728卫星电视信道副载波传送数字声技术规范
3.
Basic technical parameter requirements and methods of measurement on multichannel sound television receivers using the nicam two - channel digital sound - system 采用nicam双通道数字声系统多声道电视接收机的基本技术参数要求与测量方法
4.
Product categories include : aerospace consulting ; broadband technology ; broadcast / satellite services ; billing / subscriber management systems ; cable / connectors ; data / digital audio broadcasting ; electronic power ; engineering services ; ip networking ; microwave products ; mobile media ; networking hardware / software ; satellite operator / carrier ; system integration ; telecoms ; test equipment ; transmission services and webcasting 产品类别包括：航空咨询；宽带技术；广播/卫星服务；付款/定购管理系统；电缆/连接器；数据/数字声讯广播；电力；工程服务； ip网络；微波产品；移动媒体；网络硬件/软件；卫星控制器/载波；系统集成；电信；测试设备；传播服务和网络广播。
