摘要
根据国家标准给出的传声增益概念,简述影响声增益的相关因素,分析传声增益对扩声系统的影响。
According to the national standards of the sound gain concept, some factors related to the sound gain were presented. Besides that, the influence of the sound gain on public address system was analyzed as well.
关键词
扩声系统
传声增益
传声增量
声源
声场
扩声系统特性
amplified sound system
sound gain
sound incremental
sound source
sound field
the feature of public address system
