Home / Standards / GB/T 12566-1990 GB/T 12566-1990 Active Interface for signal chain of sound and television broadcasting transmitting equipments 声音和电视广播发射设备信号链接口 Standard Type GBT ICS 33.060.20 CCS M74 Status 现行 Issue Date 1990-12-07 Implementation 1991-10-01 Responsible Dept 广电总局 Drafting Unit N/A