Emergent alarm device

The utility model discloses an emergent alarm device, including host computer, antenna and feed -line system and speaker, the integration has alarm control module, digital power amplifier module, communication module, power module in the host computer, the alarm control module is connected respectively digit power amplifier module, communication module and power module, the digit power amplifier module connect the speaker, communication module connects antenna and feed -line system, power module does alarm control module, digital power amplifier module and communication module provide working power supply. The utility model discloses can ensure reliability of power supply, under the commercial power interrupt condition, can realize the secondary alarm, but support system continued work has promoted air -defense warning power supply system's anti strike ability and recovery capability. 本实用新型公开了种应急警报装置，包括主机、天馈系统及扬声器，所述主机内集成有警报控制模块、数字功放模块、通信模块、电源模块，所述警报控制模块分别连接所述数字功放模块、通信模块及电源模块，所述数字功放模块连接所述扬声器，所述通信模块连接所述天馈系统，所述