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| 来源： | Freesound 前往原页面 查看译文 |
| 作者： | davidkyoku |
| 许可： | CC0 公众共享许可协议 |
| 描述： | This sound was recorded at the Campus of Poblenou of the Pompeu Fabra University, in the area of Tallers in the Classroom number 54.030. It was recorded between 14:0014:20 with a Zoom H2 recorder. The sound consist in a distorted high frequency pitched with a high content of friction because of marking the blackboard. |
| 标签： | painting marker writing screen blackboard classroom campusupf UPFCS12 |
| 音频格式 | wav |
| 声音时长 | 00:04 |
| 文件大小 | 812.2 KB |
| 比特率 | 1411 kbps |
| 采样率 | 44100 Hz |
| 位深度 | 16 bit |
| 声道 | 立体声 |