Open Access
表2
测试设备及参数
| 名称 | 型号 | 主要参数 |
| 数据采集仪 | SCADAS SCR205 |
24路通道, 最大采样频率204.8 kHz |
| 测试分析软件 | LMS Test. Lab | 含采集与分析模块 |
| 脉动压力传感器 | GRAS 46BP | 4~70 Hz、39~172 dB, 灵敏度1.5 mV/Pa |
| 功率放大器声校准器 | GRAS 12AQ B&K 4231 |
2通道, 增益20~70 dB 94/114 dB(A), 1 kHz |
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