热线电话是广播电台节目直播、听众与主持人互动交流的重要手段,深受广大听众的喜爱,同时也是各级广播电台直播节目中的重要播出形式。目前,大多数广播电台所采用的是通过模拟电话耦合器连接播出调音台,导播与主持人配合完成热线电话的接入及播出的工作方式。导播在热线电话接入直播间前,需完成电话的接听、鉴别来电的有效性、通话保持、通知主持人等一系列工作,起着至关重要的作用。该方式虽 Hotline is an important means of live broadcast of radio programs and interaction between audiences and hosts. It is deeply loved by the audience and also an important broadcast form of live radio programs at all levels. At present, most radio stations adopt the method of connecting and broadcasting an analog mixer with a telephone coupler to guide the host to work with the hotline access and broadcast. Direct broadcast in the hotline access to live before the studio, the need to complete the call to identify the validity of calls, call hold, notify the host and a series of work plays a vital role. Although this method