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1. Device for studying acoustic & mechanical noise

2. Acoustic & Mechanical Noise Reader Condenser Mic

3. Noise Investigator and Helper

5. Tone Generator

6. Scanning a electromechanical device for mechanical noise

7. Scanning the vent-wall

8. Scanning the optical table

9. Airborne noise detection in hood

10. Mechanical vibration (noise) transmissibility test Tone generator : frequency generated from 100 to 600Hz

11. Mechanical vibration (noise) transmissibility test Three different sample holders tested Aluminum plate Acrylic plate Acrylic plate with less surface Diaphragm cut

12. Mechanical vibration (noise) transmissibility test result

13. Mechanical vibration (noise) transmissibility test Three different piezo – stage holder tested On the floor

14. Aluminum stage Aluminum stage holder+ piezo stage Polypropylene stage Polypropylene stage holder + piezo stage

15. Polypropylene stage with rubber cushion Upside down Polypropylene stage holder + piezo stage

16. Mechanical vibration (noise) transmissibility test result

17. Listen & see a specific band