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| 公共广播系统的应备声压级和音质评价 | |
| 引用本文： | 钟恭良.公共广播系统的应备声压级和音质评价[J].电声技术,2010,34(1):86-89. |
| 作者姓名： | 钟恭良 |
| 作者单位： | 广州迪士普音响科技有限公司,广东,广州,510180 |
| 摘 要： | 介绍了即将颁布的公共广播国家标准《公共广播系统工程技术规范》中关于“应备声压级”和系统音质评价的规定。针对电声学界的争议，论述了不应以声压级高低排质量档次的主张。对系统音质评价规定进行了适当的讨论。 |
| 关 键 词： | 扩声系统 公共广播 最大声压级 应备声压级 音质评价 主观评价 客观评价 扩声系统语言传输指数 |
Ensured Sound Pressure Level and Acoustic Criterion of Public Address System |
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| ZHONG Gong-liang.Ensured Sound Pressure Level and Acoustic Criterion of Public Address System[J].Audio Engineering,2010,34(1):86-89. | |
| Authors: | ZHONG Gong-liang |
| Affiliation: | Guangzhou DSPPA Audio Co.;Ltd.;Guangzhou 510180;China |
| Abstract: | The ensured sound pressure level in the pending national standard and the technical specifications in public address system are introduced. The standard to evaluate the project quality is elaborated. The acoustic criterion terms in the pending national standard and the technical code of public address system engineering are introduced and discussed. |
| Keywords: | sound reinforcement system public address maximum sound pressure level ensured sound pressure level acoustic criterion subjective rating objective rating STIPA （Speech Transmission Index for Public Address systems） |
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