聲學測試方案
隔音箱
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1. Manual acoustic insulation box;
2. Frequency: 100Hz/ 500Hz/ 1KHz/ 10KHz/ 24KHz
3. Test Sound source: 94dB;
4. Sound insulation effect：≥35dB (100/500 Hz); ≥40dB (1K/10K/24K Hz)；
5. Working size: W420mm x L440mm x H520mm;
6. External dimension: W600mm x L600mm x H700mm;
7. Materials: Cast - steel plates
8. Color: Ashen
9. Weight: 100kg;
10. Filtering interface: BNC*10, customized interface
