检测范围

厅堂建声系统

时间:2021.03.29

舞台建声系统检测内容:

                                                                 1、混响时间T30 (建声条件)

                                                             2、 早期衰减时间EDT (建声条件)

                                                                  3、明晰度C80 (建声条件)

                                                                  4、清晰度D50 (建声条件)

                                                                 5、最大声压级(扩声条件)

                                                               6、 传输频率特性(扩声条件)

                                                                  7、 传声增益(扩声条件)

                                                            8、 稳态声场不均匀度(扩声条件)

                                                            9、 语言传输指数STIPA(扩声条件)

                                                               10、 系统总噪声级(扩声条件)

                                                               11、 早后期声能比(扩声条件)


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