如何将ＢＢＥＦ电视差转机改为差转、发射两用机单位最近从国营北京广播器厂购进一台５０Ｗ彩色电视差转机，是收６发４，差转省台电视节目。为了适应改革开放的要求，在搞好差转节目的同时，还要插括本县自办节目。如何实现差转、发射两用呢？如果在差转机下变频器的中放... How to change the BBEF television transfer machine to a differential and launch a dual-use machine Recently, the unit purchased a 50W color TV transfer machine from a state-run Beijing Broadcasting Factory and received 6-for-4 transfer to the provincial TV program. In order to meet the requirements of the reform and opening up, while making good turnaround shows, we must also include the local self-run programs. How to achieve differential transfer, launch dual-use it? If the turnaround in the inverter under the release ...