本文简要地介绍了天津市民园体育场扩声系统的设计及声学测量结果。体育场电声系统的设计,重要的是扬声器系统的选择和布置。民园体育场扬声器系统的设计主要考虑两方面:①采用高低音分频组合的声柱形式,声桂外壳用铝镁合金铸造成型;②布置方式是采用在观众席最后一排的栏板处,立杆悬挂声柱,自后向前对观众供声。 This article briefly introduces the design and acoustic measurement results of the sound reinforcement system of Tianjin Civil Park Stadium. Stadium electro-acoustic system design, it is important speaker system selection and layout. The design of the loudspeaker system of the civil stadium is mainly based on two aspects: (1) the sound column with the combination of high and low frequency is adopted, and the shell of the sound-osmanthus is cast and molded with the aluminum-magnesium alloy; (2) the arrangement is adopted at the panel of the last row of auditorium, Pole suspension column, since the audience for the sound forward.