有线电视台收转当地广播电视信号的新方法□王宪洲（河南省长葛市有线电视台４６１５００）有线电视台前端获得收转的信号源有两种：一是利用卫星地面接收站接收卫星传输的信号；二是利用开路天线接收开路信号。由于省级和中央电视台基本是通过卫星传输信号，且采用了数字... New method of receiving local radio and television signals by cable television stations Wang Xianzhou (Changge City, Henan Province, China 461500) There are two sources of signals for the front-end of a cable television station to be switched back and forth: firstly, satellite terrestrial receiving stations receive signals transmitted by satellites; secondly, Is to use open-circuit antenna to receive open signal. As the provincial and CCTV is basically through the satellite signal transmission, and the use of digital ...