TH2201122-C01-R01

报告编号： TH2201122-C01-R01

产品名称： LED护眼黑板灯

型号： DOHBD-36W-B3H6KE

检测类别：委托检测

委托单位：上海典欧实业有限公司

签发日期： 2022-01-13

检测项目：噪音测试

检测依据:

GB/T 6882-2016《声学声压法测定噪声源声功率级和声量级消声室和半消声室精密法》

GB/T 3768-2017 《声学　声压法测定噪声源声功率级和声能量级　采用反射面上方包络测量面的简易法》

检测结论：LED护眼黑板灯在1.0m的范围内前后左右的噪音LPA＜6dB

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