作为广电基层技术值班单位,为应对非法信号对广电设备的冲击,在做好“技防”工作即备份不同信道的信号源和准备快捷的切换回路,更要做好“人防”工作,即培养值班员思想重视的政治素质和当机 To deal with the impact of illegal signals on radio and television equipment, as a unit on duty for radio and television grass-roots units, it is necessary to do a good job of “technical defense” to back up the signal sources of different channels and prepare quick switching circuits. The political qualities and crashes that attendants think highly of