音频功率放大器在地铁列车中的应用  

Application of Audio Power Amplifier in Metro Train

作　　者：付连喜 任晋芳 贺俊[1] FU Lianxi;REN JinFang;HE Jun(Beijing ATV Technology Co.,Ltd.,Beijing 100015,China)

机构地区：[1]北京奥特维科技有限公司,北京100015

出　　处：《电声技术》2022年第11期114-116,共3页Audio Engineering

摘　　要：随着我国城市城轨道交通行业日益蓬勃发展,地铁列车广播系统的需求越来越多,更好地提高车辆运营的服务质量尤其重要。基于此,阐述音频功率放大器设计在城市轨道交通乘客信息系统的应用,描述当前音频功率放大器设计应用于地铁列车的实际使用效果。With the increasingly vigorous development of China’s urban rail transit industry,the demand for subway train broadcasting system is increasing,and it is particularly important to better improve the service quality of vehicle operation.Based on this,this paper describes the application of audio power amplifier design in the passenger information system of urban rail transit,and describes the actual use effect of the current audio power amplifier design applied to subway trains.

关 键 词：音频功率放大器 D类 分散式 

分 类 号：TN912.2[电子电信—通信与信息系统]