教学环境扩声系统的现状与发展趋势——从武汉大学数字红外“一师一麦”项目谈起

“One Mic for One Teacher” ——An Analysis of Classroom Audio Solution in Wuhan University

教学扩声系统在教学环境得到普遍应用。文章对有线扩声系统、吊麦扩声系统、无线射频扩声系统、红外无线扩声系统等几种主要教学扩声系统的优缺点进行了对比分析,其中数字红外无线扩声系统具有音质清晰、超强抗干扰、无射频辐射、无需对频即开即用等特点,非常适合在教学环境使用。同时数字红外无线扩声系统的"一师一麦"应用方案还有效地解决了麦克风的使用和管理问题,从而形成最理想的教学扩声解决方案。

Classroom audio reinforcement system is now seeing more popular application in schools and universities.This paper attempts to find the most ideal application for classroom reinforcement by comparing several types of audio system,including wired system,ceiling mic,RF wireless system and IR wireless system.Among those systems,the digital IR wireless audio system features superb audio clarity,great immunity to radio interference and ease of use by powering on to talk without channel matching,which makes it desirable for education environment.Besides,the system offers hygienic application with convenient management by advocating "one mic for one teacher".All the merits make it an ideal solution for classroom audio reinforcement.