The invention relates to a train full-featured digital-analog hybrid intelligent broadcast control box, in particular to a broadcast controller positioned in a cab in a train-mounted broadcast system. The broadcast controller comprises a UIC568 analog network path and an Ethernet digital network path, wherein the UIC568 analog network path mainly comprises a UIC568 analog network, an analog intercom and audio processing module, a voice switching matrix module, an audio amplifier module and a loudspeaker which are sequentially connected, and the Ethernet digital network path mainly comprises an Ethernet digital network, a central processor, an audio codec chip, a voice switching matrix module, an audio amplifier module and a loudspeaker which are sequentially connected. According to the technical scheme provided by the invention, the full-featured broadcast effect of a train in the digital communication network and the analog communication network is realized, the system operation is stable, the real-time performance is good, the network priority is self-defined, and the two networks can be switched automatically according to the situation.